Test bank for discovering statistics 3rd edition by larose

Name: Date: _ The average amount of precipitation (rain and snow) in Seattle, Washington, is summarized in the bar graph below Source: Data taken from seattle.gov website (http://www.seattle.gov/living-in-seattle/environment/weather/averages-and-records) According to the bar graph, between what two months is there the largest increase in precipitation? A) June and July B) August and September C) October and November D) February and March The average amount of precipitation (rain and snow) in Seattle, Washington, is summarized in the bar graph below Source: Data taken from seattle.gov website (http://www.seattle.gov/living-in-seattle/environment/weather/averages-and-records) According to the bar graph, what month has the highest average precipitation and what month has the lowest average precipitation? A) December and July B) January and July C) November and August D) December and August Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose The average attendance for teams in Major League Baseball for 2014 is described in the table below Team Los Angeles Dodgers St Louis Cardinals New York Yankees San Francisco Giants Los Angeles Angles Boston Red Sox Detroit Tigers Average Home Attendance 46,695 43,711 42,520 41,588 38,221 36,494 36,014 Average Road Attendance 33,830 32,022 35,512 32,936 28,174 31,867 28,800 Overall Average Attendance 40,262 37,867 38,994 37,262 33,229 34,181 32,407 Source: MLB Attendance Report, taken from the ESPN website (http://espn.go.com/mlb/attendance/_/year/2014) Which team had the highest overall average attendance in 2014? A) Los Angeles Dodgers B) St Louis Cardinals C) New York Yankees D) San Francisco Giants The average attendance for teams in Major League Baseball for 2014 is described in the table below Team Los Angeles Dodgers St Louis Cardinals New York Yankees San Francisco Giants Los Angeles Angles Boston Red Sox Detroit Tigers Average Home Attendance 46,695 43,711 42,520 41,588 38,221 36,494 36,014 Average Road Attendance 33,830 32,022 35,512 32,936 28,174 31,867 28,800 Overall Average Attendance 40,262 37,867 38,994 37,262 33,229 34,181 32,407 Source: MLB Attendance Report, taken from the ESPN website (http://espn.go.com/mlb/attendance/_/year/2014) Which team had the highest average road attendance? A) Detroit Tigers B) Los Angeles Angels C) New York Yankees D) St Louis Cardinals The average attendance for teams in Major League Baseball for 2014 is described in the table below Team Los Angeles Dodgers St Louis Cardinals New York Yankees San Francisco Giants Los Angeles Angles Boston Red Sox Detroit Tigers Average Home Attendance 46,695 43,711 42,520 41,588 38,221 36,494 36,014 Average Road Attendance 33,830 32,022 35,512 32,936 28,174 31,867 28,800 Overall Average Attendance 40,262 37,867 38,994 37,262 33,229 34,181 32,407 Source: MLB Attendance Report, taken from the ESPN website (http://espn.go.com/mlb/attendance/_/year/2014) True or False: According to the table, the Boston Red Sox have, on average, over 10,000 fewer people in attendance at home compared to the Los Angeles Dodgers A) True B) False Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose The percentage of adults who were current, former, or never smokers in 2009 is given by gender in the following bar graph Sources: CDC, National Health Interview Surveys According to the bar graph, in 2009 were adult males or females more likely to have never smoked? A) Males B) Females C) There is not a discernable difference between the genders The percentage of adults who were current, former, or never smokers in 2009 is given by gender in the following bar graph Sources: CDC, National Health Interview Surveys For adult males, approximately what percentage responded “Current” in 2009? A) 18% B) 20% C) 23% D) 52% The percentage of adults who were current, former, or never smokers in 2009 is given by gender in the following bar graph Sources: CDC, National Health Interview Surveys For adult females, what was the most common response? A) Current B) Former C) Never Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose In the figure below, the percentage of the adult population with a high school diploma is plotted against the percentage of families living below the poverty level in 2009 for each of the 50 states The straight line is a regression line approximating the relationship between the percentage of families living in poverty and the percentage of the population with a high school diploma Sources: U.S Census Bureau statistical abstract In 2009, the percentage of adults living in California with a high school diploma was 80.6% Approximately what percentage of families was living in poverty in California in 2009? A) 86% B) 81% C) 14% D) 10.5% 10 In the figure below, the percentage of the adult population with a high school diploma is plotted against the percentage of families living below the poverty level in 2009 for each of the 50 states The straight line is a regression line approximating the relationship between the percentage of families living in poverty and the percentage of the population with a high school diploma Sources: U.S Census Bureau statistical abstract Given that the percentage of adults living in California with a high school diploma was 80.6%, estimate the percentage of California families living in poverty using the regression line A) 86% B) 80.5% C) 14% D) 11% Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 11 The average amount of precipitation (rain and snow) in Seattle, Washington, is summarized in the bar graph below Source: Data taken from seattle.gov website (http://www.seattle.gov/living-in-seattle/environment/weather/averages-and-records) True or False: The variable depicted in the bar graph, “Precipitation (in inches),” is a qualitative variable A) True B) False 12 A(n) is a specific entity about which information is collected A) statistic B) variable C) element D) observation 13 True/False: A statistic is a characteristic of an element, which can assume different values for different elements A) True B) False 14 statistics consists of methods for estimating and drawing conclusions about population characteristics based on the information in the sample A) Observational B) Descriptive C) Inferential D) Sample 15 statistics refers to methods for summarizing and organizing the information in a data set A) Observational B) Descriptive C) Inferential D) Sample 16 A magazine editor designs a survey to better serve the interests of the magazine's readers Some of the questions about the respondent include the respondent's: i) age ii) gender iii) income Which of these variables are qualitative? A) ii B) i and iii C) ii and iii D) i, ii, and iii 17 A magazine editor designs a survey to better serve the interests of the magazine's readers Some of the questions about the respondent include the respondent's: i) age ii) gender iii) income Which of these variables represent ratio data? A) ii B) iii C) i and iii D) None of the variables represent ratio data Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 18 Participants in a weight-loss program are asked for the following biographical information upon entering the program: i) weight ii) gender iii) age Which of these variables are quantitative? A) i B) ii C) iii D) i and iii 19 Participants in a weight-loss program are asked for the following biographical information upon entering the program: i) weight ii) gender iii) age Which of these variables are discrete? A) i B) ii C) iii D) None of the variables is discrete 20 Identify which level of measurement is represented by the following data: the year you were born A) Nominal B) Ordinal C) Ratio Test Bank for Discovering Statistics 3rd Edition D) Interval by Larose Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 21 Identify which level of measurement is represented by the following data: your major in college A) Ordinal B) Nominal C) Interval D) Ratio 22 Identify which level of measurement is represented by the following data: the number of siblings you have A) Nominal B) Interval C) Ordinal D) Ratio 23 Identify which level of measurement is represented by the following data: on a scale of (strongly agree) to (strongly disagree), you agree or disagree that people convicted of murder should be subject to the death penalty? A) Interval B) Ordinal C) Ratio D) Nominal 24 An on-campus career counselor would like to know what percentage of the college's graduates from the past years are currently employed in their degree field He interviews 300 graduates from the past years Define the population A) The 300 graduates B) All graduates of the college over the past years C) All graduates of the college D) The percentage of graduates of the college over the past years who are currently employed in their degree field 25 An on-campus career counselor would like to know what percentage of the college's graduates from the past years are currently employed in their degree field He interviews 300 graduates from the past years Define the sample A) The 300 graduates B) All graduates of the college over the past years C) All graduates of the college D) The percentage of graduates of the college over the past years who are currently employed in their degree field 26 In a survey of 700 residents, 440 were in support of a tax increase to cover the cost of building a new community recreation center An advocate for the new center then stated that 63% of the town was in favor of the increase Is this an example of descriptive statistics or statistical inference? A) Descriptive statistics B) Statistical inference Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 27 In a survey of 5,000 tenth-graders, 265 had used marijuana in the past month Is this an example of descriptive statistics or statistical inference? A) Descriptive statistics B) Statistical inference 28 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ List the elements A) President, state of birth, birth year, religion, age at inauguration B) Reagan, G.H.W Bush, Clinton, G.W Bush, Obama C) Birth year and age at inauguration D) State of birth, birth year, religion, age at inauguration 29 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 Test Bank for Discovering Statistics 3rd Edition by Larose G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ List the variables A) President, state of birth, birth year, religion, age at inauguration B) The presidents C) Birth year and age at inauguration D) State of birth, birth year, religion, age at inauguration 30 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ Which variables are quantitative? A) President, state of birth, religion B) State of birth, religion C) Birth year, age at inauguration D) Age at inauguration 31 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ Which variables are qualitative? A) President, state of birth, religion B) State of birth, religion C) Birth year, age at inauguration D) Age at inauguration Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 32 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ Which level of measurement is represented by the data in the column “Birth year”? A) Ratio B) Ordinal C) Nominal D) Interval 33 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ Test Bank for Discovering Statistics 3rd Edition by Larose Which level of measurement is represented by the data in the column “Age at inauguration”? A) Interval Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose B) Ordinal C) Ratio D) Nominal 34 The following table gives biographical information on the five most recent U.S presidents President State of birth Birth year Religion Age at inauguration Reagan Illinois 1911 Disciples of Christ 69 G.H.W Bush Massachusetts 1924 Episcopalian 64 Clinton Arkansas 1946 Baptist 46 G.W Bush Connecticut 1946 Methodist 54 Obama Hawaii 1961 United Church of 47 Christ Which level of measurement is represented by the data in the column “Religion”? A) Nominal B) Ordinal C) Interval D) Ratio 35 If we compute the average age at inauguration of all U.S presidents, we are computing a(n) A) statistic B) parameter C) observation D) variable 36 If we compute the average age at inauguration of these five U.S presidents, we are computing a(n) A) statistic B) parameter C) observation D) variable Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 37 The following table gives K-12 education data for the seven states having the least amount of expenditure ($) per student in the 2007–2008 school year Current Student/teacher Average salaries of State expenditure ratio public school teachers Arizona 5346 21.4 45,772 Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Mississippi 7175 14.8 42,403 Idaho 7305 18.1 44,099 Oklahoma 7615 15.2 43,551 Texas 7978 14.5 46,179 Source: National Education Association List the elements A) State, current expenditure, student/teacher ratio, average salaries B) Arizona, Utah, Nevada, Mississippi, Idaho, Oklahoma, Texas C) Current expenditure D) Current expenditure, student/teacher ratio, average salaries 38 The following table gives K-12 education data for the seven states having the least amount of expenditure ($) per student in the 2007–2008 school year Current Student/teacher Average salaries of State expenditure ratio public school teachers Arizona 5346 21.4 45,772 Test Bank for Discovering Statistics 3rd Edition by Larose Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose Mississippi 7175 14.8 42,403 Idaho 7305 18.1 44,099 Oklahoma 7615 15.2 43,551 Texas 7978 14.5 46,179 Source: National Education Association List the variables A) State, current expenditure, student/teacher ratio, average salaries B) States C) Current expenditure D) Current expenditure, student/teacher ratio, average salaries 39 The following table gives K-12 education data for the seven states having the least amount of expenditure ($) per student in the 2007–2008 school year Current Student/teacher Average salaries of State expenditure ratio public school teachers Arizona 5346 21.4 45,772 Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Mississippi 7175 14.8 42,403 Idaho 7305 18.1 44,099 Oklahoma 7615 15.2 43,551 Texas 7978 14.5 46,179 Source: National Education Association Which of the variables are quantitative? A) State B) State, student/teacher ratio C) Current expenditure, average salaries D) Current expenditure, student/teacher ratio, average salaries Page Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 40 The following table gives K-12 education data for the seven states having the least amount of expenditure ($) per student in the 2007–2008 school year Current Student/teacher Average salaries of State expenditure ratio public school teachers Arizona 5346 21.4 45,772 Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Mississippi 7175 14.8 42,403 Idaho 7305 18.1 44,099 Oklahoma 7615 15.2 43,551 Texas 7978 14.5 46,179 Source: National Education Association Which of the variables are qualitative? A) State B) State, student/teacher ratio C) Current expenditure, student/teacher ratio, average salaries D) None of the variables are qualitative 41 The following table gives K-12 education data for the seven states having the least amount of expenditure ($) per student in the 2007–2008 school year Current Student/teacher Average salaries of State expenditure ratio public school teachers Arizona 5346 21.4 45,772 Test Bank for Discovering Statistics 3rd Edition by Larose Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose Mississippi 7175 14.8 42,403 Idaho 7305 18.1 44,099 Oklahoma 7615 15.2 43,551 Texas 7978 14.5 46,179 Source: National Education Association Which of the variables are discrete? A) State B) State, student/teacher ratio C) Current expenditure, student/teacher ratio, average salaries D) None of the variables are discrete 42 The following table gives K-12 education data for the seven states having the least amount of expenditure ($) per student in the 2007–2008 school year Current Student/teacher Average salaries of State expenditure ratio public school teachers Arizona 5346 21.4 45,772 Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Mississippi 7175 14.8 42,403 Idaho 7305 18.1 44,099 Oklahoma 7615 15.2 43,551 Texas 7978 14.5 46,179 Source: National Education Association Which level of measurement is represented by the data in the column “Current Expenditure”? A) Ordinal B) Interval C) Ratio D) Nominal Page 10 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 43 Data on the top five companies to work for in 2011 (according to Fortune magazine) are presented in the following table Company Headquarters Job growth U.S employees Onsite child care SAS Cary, NC 3% 5,629 Yes Boston Boston, MA 2% 1,713 No Consulting Group Wegmans Food Rochester, NY 6% 39,255 No Markets Google Mountain View, CA N.A N.A Yes NetApp 9% 5,455 No List the elements A) SAS, Boston Consulting Group, Wegmans Food Markets, Google, NetApp B) Company, headquarters, onsite child care C) Job growth, U.S employees D) Company, headquarters, job growth, U.S employees, onsite child care 44 Data on the top five companies to work for in 2011 (according to Fortune magazine) are presented in the following table Company Headquarters Job growth U.S employees Onsite child care SAS Cary, NC 3% 5,629 Yes Boston Boston, MA 2% 1,713 No Consulting Group Wegmans Rochester, NY 6%Edition by39,255 No Test BankFood for Discovering Statistics 3rd Larose Markets Google Mountain View, CA N.A N.A Yes Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose NetApp 9% 5,455 No List the variables A) SAS, Boston Consulting Group, Wegmans Food Markets, Google, NetApp B) Company, headquarters, onsite child care C) Headquarters, job growth, U.S employees, onsite child care D) Company, headquarters, job growth, U.S employees, onsite child care 45 Data on the top five companies to work for in 2011 (according to Fortune magazine) are presented in the following table Company Headquarters Job growth U.S employees Onsite child care SAS Cary, NC 3% 5,629 Yes Boston Boston, MA 2% 1,713 No Consulting Group Wegmans Food Rochester, NY 6% 39,255 No Markets Google Mountain View, CA N.A N.A Yes NetApp 9% 5,455 No Identify the level of measurement represented by the data in the column “Onsite child care.” A) Interval B) Nominal C) Ratio D) Ordinal 46 Data on the top five companies to work for in 2011 (according to Fortune magazine) are presented in the following table Company Headquarters Job growth U.S employees Onsite child care SAS Cary, NC 3% 5,629 Yes Boston Boston, MA 2% 1,713 No Consulting Group Wegmans Food Rochester, NY 6% 39,255 No Markets Google Mountain View, CA N.A N.A Yes NetApp 9% 5,455 No Is the variable “U.S employees” discrete or continuous? A) Discrete B) Continuous C) Neither; it is a quantitative variable Page 11 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 47 Data on the top five companies to work for in 2011 (according to Fortune magazine) are presented in the following table Company Headquarters Job growth U.S employees Onsite child care SAS Cary, NC 3% 5,629 Yes Boston Consulting Boston, MA 2% 1,713 No Group Wegmans Food Rochester, NY 6% 39,255 No Markets Google Mountain View, CA N.A N.A Yes NetApp 9% 5,455 No Identify the level of measurement represented by the data in the column “Job Growth.” A) Ordinal B) Nominal C) Ratio D) Interval 48 The following table presents information about four fitness centers: Center Opening time Closing time Monthly charge A A.M 11 P.M $200 B 24-hr 24-hr $50 C A.M 10 P.M $35 D A.M 12 A.M $50 Pool Yes No No No Daycare Yes No No Yes List the elements A) A, B, C, D Test Bank for Discovering Statistics 3rd Edition by Larose B) Center, opening time, closing time, monthly charge, pool, daycare C) Opening time,Full closing monthly charge, pool, daycare filetime, at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose D) Center, pool, daycare 49 The following table presents information about four fitness centers: Center Opening time Closing time Monthly charge A A.M 11 P.M $200 B 24-hr 24-hr $50 C A.M 10 P.M $35 D A.M 12 A.M $50 Pool Yes No No No Daycare Yes No No Yes Pool Yes No No No Daycare Yes No No Yes List the variables A) A, B, C, D B) Center, opening time, closing time, monthly charge, pool, daycare C) Opening time, closing time, monthly charge, pool, daycare D) Center, pool, daycare 50 The following table presents information about four fitness centers: Center Opening time Closing time Monthly charge A A.M 11 P.M $200 B 24-hr 24-hr $50 C A.M 10 P.M $35 D A.M 12 A.M $50 Which variables are qualitative? A) Opening time, closing time, pool, daycare B) Pool, daycare C) Monthly charge D) None of the variables is qualitative 51 The following table presents information about four fitness centers: Center Opening time Closing time Monthly charge A A.M 11 P.M $200 B 24-hr 24-hr $50 C A.M 10 P.M $35 D A.M 12 A.M $50 Pool Yes No No No Daycare Yes No No Yes The variable “Opening time” represents data at which level of measurement? A) Nominal data B) Ordinal data C) Interval data D) Ratio data Page 12 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 52 The following table presents information about four fitness centers: Center Opening time Closing time Monthly charge A A.M 11 P.M $200 B 24-hr 24-hr $50 C A.M 10 P.M $35 D A.M 12 A.M $50 Pool Yes No No No Daycare Yes No No Yes The variable “Opening time” represents data at which level of measurement? A) Nominal data B) Ordinal data C) Interval data D) Ratio data 53 Variables of interest when comparing new cars include: i) price ii) weight iii) number of passenger seats iv) miles per gallon Which of these variables are continuous? A) ii and iv B) i, ii, and iv C) ii D) i and iii 54 Variables of interest when comparing new cars include: i) price ii) weight iii) number of passenger seats iv) miles per gallon Test Bank for Discovering Statistics 3rd Edition by Larose Which of these variables are quantitative? A) iii and iv B) i, ii, and iv Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose C) i, ii, iii, and iv D) None of the variables is quantitative 55 Variables of interest when comparing new cars include: i) price ii) weight iii) number of passenger seats iv) miles per gallon Which of these variables are discrete? A) i and iii B) ii and iv C) iii D) None of the variables is discrete 56 A(n) is an outcome, a characteristic of the subjects of the experiment presumably brought about by differences in the predictor variable or treatment A) predictor variable B) treatment C) response variable D) experiment 57 A quality control engineer at a manufacturing company samples every tenth production lot in order to estimate the proportion of defective items being produced This is an example of what type of sampling? A) Stratified sampling B) Systematic sampling C) Cluster sampling D) Convenience sampling 58 A computer program generates random digit numbers that are then matched to college freshmen at a particular school in order to estimate the number of students returning the following year This is an example of what type of sampling? A) Systematic sampling B) Simple random sampling C) Cluster sampling D) Convenience sampling 59 A cable company divides its service area into neighborhoods, randomly selects 30 of these neighborhoods, and then within these 30 neighborhoods, surveys each residence to determine which of the cable company's services the residence is using This is an example of what type of sampling? A) Simple random sampling B) Stratified sampling C) Cluster sampling D) Systematic sampling Page 13 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 60 A cable company divides its service area into neighborhoods, randomly selects 30 of these neighborhoods, and then within these 30 neighborhoods, surveys each residence to determine which, if any, of the cable company's services the residence is using Identify the target population A) All of the cable company's subscribers B) All of the cable company's subscribers who live in the 30 chosen neighborhoods C) All residences within the cable company's service area D) All residences within the 30 chosen neighborhoods 61 A cable company divides its service area into neighborhoods, randomly selects 30 of these neighborhoods, and then within these 30 neighborhoods, surveys each residence to determine which, if any, of the cable company's services the residence is using Identify the potential population A) All of the cable company's subscribers B) All of the cable company's subscribers who live in the 30 chosen neighborhoods C) All residences within the cable company's service area D) All residences within the 30 chosen neighborhoods 62 Students at a state university are sorted according to class (freshman, sophomore, junior, senior) The registrar then obtains a random sample of size 150 from each class This is an example of what type of sampling? A) Convenience sampling B) Cluster sampling C) Stratified sampling D) Systematic sampling 63 A journalist attends a town hall meeting and surveys the attendees regarding the upcoming election for mayor This is an Bank for Discovering Statistics 3rd Edition by Larose example of what Test type of sampling? A) Convenience sampling B) Cluster sampling Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose C) Stratified sampling D) Systematic sampling 64 The CEO of a manufacturing company is interested in whether a new type of machinery would increase daily output He decides to rent the new machine for a week and compare the average daily output to his company's current average daily output Which type of study is involved? A) Experimental B) Observational 65 An advocate for a law banning cell phone use while driving is interested in the percentage of accidents involving drivers using cell phones Which type of study is involved? A) Experimental B) Observational 66 The manager of a health club would like to know whether members who attend spinning classes exercise more frequently than members who not attend spinning classes Which type of study is involved? A) Experimental B) Observational 67 The manager of a health club would like to know whether members who attend spinning classes exercise more frequently than members who not attend spinning classes Identify the response and predictor variables A) Response variable: frequency of exercise Predictor variable: whether the member attends spinning classes B) Response variable: whether the member attends spinning classes Predictor variable: frequency of exercise C) Response variable: whether the respondent is a member of the health club Predictor variable: whether the respondent attends spinning classes D) Response variable: whether the respondent attends spinning classes Predictor variable: whether the respondent is a member of the health club 68 To determine whether members who attend at least one exercise class per week exercise more frequently than members who not attend an exercise class at least once a week, the manager of a health club asks every member who attends the gym during the next week to fill out a questionnaire asking whether they attend at least one exercise class per week and how many times they exercise per week Identify the manager's target population A) All members of the health club B) All members of the health club who take exercise classes C) All members of the health club who attend the gym the week the questionnaire is handed out D) All members of the health club who exercise at least once a week Page 14 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 69 To determine whether members who attend at least one exercise class per week exercise more frequently than members who not attend an exercise class at least once a week, the manager of a health club asks every member who attends the gym during the next week to fill out a questionnaire asking whether they attend at least one exercise class per week and how many times they exercise per week Identify the manager's potential population A) All members of the health club B) All members of the health club who take exercise classes C) All members of the health club who attend the gym the week the questionnaire is handed out D) All members of the health club who exercise at least once a week 70 Do first graders who participate in a new reading program score higher on reading assessment tests? Identify the response and predictor variables A) Response variable: whether the child is a first grader Predictor variable: the child's reading assessment score B) Response variable: whether the child is in the new reading program Predictor variable: the child's reading assessment score C) Response variable: the child's reading assessment score Predictor variable: whether the child is in the new reading program D) Response variable: the child's reading assessment score Predictor variable: whether the child is in first grade 71 A pharmaceutical company would like to know whether subjects experience more headaches when taking a new blood pressure medication than when taking a placebo Identify the response and predictor variables A) Response variable: whether the subject is taking the new medication or the placebo Predictor variable: frequency of headaches experienced by the subject B) Response variable: frequency of headaches experienced by the subject Test Bank fortheDiscovering Statistics 3rd Edition byplacebo Larose Predictor variable: whether subject is taking the new medication or the C) Response variable: frequency of headaches while subject is taking the new medication Fullfrequency file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose Predictor variable: of headaches while subject is taking the placebo D) Response variable: whether the subject's blood pressure decreases Predictor variable: whether the subject is taking the new medication or the placebo 72 A pharmaceutical company would like to know whether subjects experience more headaches when taking a new blood pressure medication than when taking a placebo To investigate, subjects with high blood pressure are enrolled in a randomized trial and randomly assigned to receive the placebo or the new medication Identify the target and potential populations A) Target: all individuals with high blood pressure Potential: all individuals enrolled in the clinical trial B) Target: all individuals enrolled in the clinical trial Potential: all individuals with high blood pressure C) Target: all individuals enrolled in the clinical trial Potential: all individuals taking the new medication D) Target: all individuals with high blood pressure Potential: all individuals taking the new medication 73 Indicate whether randomization is present and whether sufficient replication has been made A new drug is being tested for its effects on migraines Ten volunteers are split into two groups where one group is given the new drug while the other group receives a placebo A) Randomization: Sufficient randomization is present Replication: Five members in each group is insufficient for this study B) Randomization: Insufficient randomization is present Replication: Five members in each group is sufficient for this study C) Randomization: Insufficient randomization is present Replication: Five members in each group is insufficient for this study D) Randomization: Sufficient randomization is present Replication: Five members in each group is sufficient for this study 74 Indicate whether randomization is present and whether sufficient replication has been made An experiment is conducted to see whether a new weight loss drug will outperform diet and exercise A group of 100 volunteers are randomly split where one group is administered the new drug while the other group is put on a diet and exercise regimen A) Randomization: Sufficient randomization is present Replication: Fifty members in each group is insufficient for this study B) Randomization: Insufficient randomization is present Replication: Fifty members in each group is sufficient for this study C) Randomization: Insufficient randomization is present Replication: Fifty members in each group is insufficient for this study D) Randomization: Sufficient randomization is present Replication: Fifty members in each group is sufficient for this study Page 15 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose 75 Indicate whether randomization is present and whether sufficient replication has been made An experiment is conducted to see if the new model of a car gets better gas mileage then the previous model A website asks anyone with this model to report gas mileage for their vehicle A) Randomization: Sufficient randomization is present Replication: Replication is insufficient for this study B) Randomization: Insufficient randomization is present Replication: Replication is sufficient for this study C) Randomization: Insufficient randomization is present Replication: Replication is insufficient for this study D) Randomization: Sufficient randomization is present Replication: Replication is sufficient for this study Test Bank for Discovering Statistics 3rd Edition by Larose Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose Page 16 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose Answer Key 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 C A A C A B C C D C A C B C B A C D B D B D B B A B A B D C B D C A B A B D D D D C A C B A C A C B C A A C A C B B C C D C A A B B A A C C B A A D C Test Bank for Discovering Statistics 3rd Edition by Larose Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose Page 17 Full file at https://TestbankDirect.eu/Test-Bank-for-Discovering-Statistics-3rd-Edition-by-Larose ... Test Bank for Discovering Statistics 3rd Edition by Larose Full file at https://TestbankDirect.eu /Test- Bank- for- Discovering- Statistics- 3rd- Edition- by- Larose Page 17 Full file at https://TestbankDirect.eu /Test- Bank- for- Discovering- Statistics- 3rd- Edition- by- Larose. .. is sufficient for this study Test Bank for Discovering Statistics 3rd Edition by Larose Full file at https://TestbankDirect.eu /Test- Bank- for- Discovering- Statistics- 3rd- Edition- by- Larose Page 16... 45,772 Test Bank for Discovering Statistics 3rd Edition by Larose Utah 5734 21.6 41,615 Nevada 7133 19.3 47,710 Full file at https://TestbankDirect.eu /Test- Bank- for- Discovering- Statistics- 3rd- Edition- by- Larose