exploring the mysterious data analysis tool

... determine the mortgage payment that you could afford to pay over a 15-year or 30-year mortgage term What Are the Excel What-If Data Analysis Tools? The Excel what-if analysis tools include the following: ... Microsoft Excel.” Them: “Like using Excel to what?” Me: “Analyze data In fact, I’m currently working on a book that will cover analyzing data using the Excel what-if tools.” Them: “What-if tools?’ What ... weeks that year and took the remaining two weeks off without pay These are a few simple examples of the types of problems that the Microsoft Office Excel what-if data analysis tools are designed to...

Ngày tải lên: 14/08/2014, 06:22

... “Summary of Other Helpful Excel Data Analysis Tools,” gives you a quick overview of other Excel data analysis tools, such as filtering, sorting, analyzing online analytical processing (OLAP) data, conditional ... Expand Working with Data, then Analyzing Data, then Performing What-If Analysis On Worksheet Data After you learn some of the basics from these appendices, you can go to the corresponding chapter ... for the Area For the area problem, goal seek to determine the radius when the area is 17 Click Tools ➤ Goal Seek In the Set Cell box, type or click cell A13 In the To Value box, type 17 In the...

Ngày tải lên: 14/08/2014, 06:22

... below the formula in the same column Type the list of row input values in the same row as the formula, just to the right of the formula Select the group of cells that contains the formula and the ... Account Details To create the two-variable data table, start with the data on the Two-Variable Interest Rates worksheet The initial data looks just like the data in the One-Variable Interest ... one-variable data table: Type the formula in the appropriate location: • If the input values are listed down a column, type the formula in the row above the first column value, and then one cell to the...

Ngày tải lên: 14/08/2014, 09:20

... CHAPTER ■ DATA TABLES Although Excel still creates the data table, you may not get the results that you may have expected To re-create the data table, follow the instructions in the “Clearing Data ... select the worksheet containing either the existing scenarios or the cell values and formulas that you want to serve as the basis of your scenarios, and then click Tools ➤ Scenarios You will see the ... if there are no scenarios in the worksheet • The Show button changes the cell values associated with the selected scenario This button is disabled if there are no scenarios in the worksheet • The...

Ngày tải lên: 14/08/2014, 09:20

... use it If the Solver command doesn’t appear on the Tools menu, click Tools ➤ Add-Ins, select the Solver Add-In check box, and click OK Then Solver should be listed on the Tools menu If the Solver ... to load the model Otherwise, only the settings in the selected cells will be transferred to the Solver Parameters and Solver Options dialog boxes, which will leave the other controls in the Solver ... nonformula cell references in the By Changing Cells box • The Subject to the Constraints list displays the current restrictions for the problem • The Add button displays the Add Constraint dialog...

Ngày tải lên: 14/08/2014, 09:20

... determine the target home sales price, given several constraints Try It: Use Solver to Forecast the Weather In this set of exercises, you will use Solver to forecast the weather The data for these ... the right-hand side of the corresponding constraint by one unit, within the limits given in the Allowable Increase and Allowable Decrease columns • The right-hand side of the constraint (in the ... which the maximum and minimum objective values can be found The lower limit is the smallest values that the changing cells can contain and still satisfy the constraints, and the upper limit is the...

Ngày tải lên: 14/08/2014, 09:20

... an inductor With the switch in the left position, the battery charges the capacitor When the switch is in the right position, the capacitor discharges through the inductor and the resistor, both ... pick the appropriate value for the resistor, the following: Click Tools ➤ Solver Click Reset All, and then click OK to clear Solver’s existing settings Click the Set Target Cell box, and then ... this problem, change the contents of the Cell Reference box or the Constraint box so that the number of cells in the Cell Reference box equals the number of cells referenced in the Constraint box...

Ngày tải lên: 14/08/2014, 09:20

... mile Click Tools ➤ Solver Click Reset All, and then click OK Click the Set Target Cell box, and then click cell B4 Click the Value Of option, and then type 120 in the Value Of box Click the By Changing ... faster than the pacer Click Tools ➤ Solver Click Reset All, and then click OK Click the Set Target Cell box, and then click cell B16 Click the Value Of option, and then type 0.25 in the Value Of ... WHAT-IF TOOLS Click the Value Of option, and then type 90 in the Value Of box Click the By Changing Cells box, and then select cells B2, B3, B4, and B9 Click Add Click the Cell Reference box, and then...

Ngày tải lên: 14/08/2014, 09:20

... Page 139 B ■■■ Summary of Other Helpful Excel Data Analysis Tools T his appendix briefly summarizes common Excel data analysis tools These tools are helpful for performing the following tasks: • ... input values in the same column, below the formula Type the second list in the same row, to the right of the formula Select the range of cells that contains the formula and both the row and column ... Click Data ➤ Table In the Row Input Cell box, click or type the reference to the input cell for the input values in the row In the Column Input Cell box, click or type the reference to the input...

Ngày tải lên: 14/08/2014, 09:20

... scenarios, 54–57 ■ W weather, forecasting with Solver, 85–88 web-site resources for Excel’s data analysis tools, 155 weekdays, sorting data by, 142–143 what-if data analysis tools See data tables; Goal ... Returns the remainder after the number is divided by the divisor For example, =MOD(16,3) returns (16 divided by equals with as the remainder) Note that the result has the same sign as the divisor ... SUMMARY OF COMMON EXCEL DATA ANALYSIS FUNCTIONS ■ Note The variance is one measure of how widely values are dispersed from the average value (the mean) Variance is the square of the standard deviation...

Ngày tải lên: 14/08/2014, 09:20

... Features were replicated on all the datasets used for the analysis The median values were taken while doing the analysis Number of blocks in the datasets for the analysis was 32 Features and blocks ... update the missing fields in the dataset Transformation is the process of transforming data from one type to another In this step we find the useful features to represent the data depending on the ... Genepix Dataset to Database All the samples used in the analysis are in gpr format The initial step is to transfer the dataset from gpr format to relational format The user has to select the samples...

Ngày tải lên: 30/10/2014, 20:10

... discussion of the tool s data sets and key components (The appendices supply a screen-by-screen guide to using the tool and editing the information in the database.) FUNDAMENTALS OF THE TOOL S ARCHITECTURE ... purpose of the tool is to assist the OSD, Navy, and other organizations in addressing the difficult naval ship–related questions The general architecture of the tool is shown in Figure S.1 The tool ... Further, analysts should be careful to document the sources of the data they enter into the tool Many of the problems with past models have arisen from a lack of data- source integrity To avoid these...

Ngày tải lên: 16/03/2014, 06:20

... indications that there is something in the data worth looking for, although the fourth property may suggest otherwise on first inspection of the data The fifth property is the starting point for the study ... products in the rows, and the attributes in the columns of the datamatrix.’ The third choice is the choice of test This is effectively the choice of the options within a broad class of analysis ... exactly these kinds of research are is defined later The tools used to study the problems are the apparatus of Multivariate Data Analysis The underlying question that is addressed by the research...

Ngày tải lên: 17/03/2014, 02:20

... discussion of the tool s data sets and key components (The appendices supply a screen-by-screen guide to using the tool and editing the information in the database.) FUNDAMENTALS OF THE TOOL S ARCHITECTURE ... purpose of the tool is to assist the OSD, Navy, and other organizations in addressing the difficult naval ship–related questions The general architecture of the tool is shown in Figure S.1 The tool ... Further, analysts should be careful to document the sources of the data they enter into the tool Many of the problems with past models have arisen from a lack of data- source integrity To avoid these...

Ngày tải lên: 23/03/2014, 01:20

... forms: the operational systems of record and the data warehouse Crudely speaking, the operational systems are where the data is put in, and the data warehouse is where we get the data out The users ... Extraction is the first step in the process of getting data into the data warehouse environment Extracting means reading and understanding the source data and copying the data needed for the data warehouse ... definition, all data access tools query the data in the data warehouse’s presentation area Querying, obviously, is the whole point of using the data warehouse 14 CHAPTER A data access tool can be...

Ngày tải lên: 23/03/2014, 16:21

... about how and why people behave the way they Statistics and Data Analysis for the Behavioral Sciences teaches the theory behind statistics and the analysis of data through a practical, hands-on ... and Data Analysis as Tools for Researchers than the question they are trying to answer or the topic they are exploring In fact, firsttime statistics students can sometimes feel overwhelmed by the ... classes that the meaning behind the data, the inferences we make about the data, are more important than the math Please don't miss the subtle message here: Understanding how to a mathematical...

Ngày tải lên: 29/03/2014, 04:21

... The Marketing Data Box The Marketing Data Box” is part of Watershed Publishing’s Data Insights series featuring news, data and research The quarterly collection supplies the busy marketing ... Radio The Marketing Data Box 11 An increasing share of the US news audience turned to the internet in 2010, according to a new report from the Pew Project for Excellence in Journalism Data from ... for the internet news platform grew 17.1% between 2009 and 2010 Every other major news platform declined during that year For example, the local TV audience declined the least among the other...

Ngày tải lên: 29/03/2014, 23:20

... for Data Analysis at The Heritage Foundation They have not been endorsed by, and not necessarily reflect the views of, the owners of the Global Insight model See Congressional Budget Office, The ... sanity given these changes in demography, the tax code and the mandatory spending programs need substantial reform Nevertheless, this model-based analysis of the House Budget Resolution and the policy ... of the U.S economy to estimate the overall net economic effects of the House Budget.8 The adjusted GI March 2011 long-term model baseline represents the most likely path of the U.S economy if the...

Ngày tải lên: 31/03/2014, 07:20

... or does the entire data set consist only of the clustered data points? • Does the data set contain any significant outliers—that is, data points that seem to be different from all the others? • ... information on the standard deviation.) The other parameter that we need to fix (whether we realize it or not) is the alignment of the bins on the x axis Let’s say we fixed the width of the bins at ... In other words, the optimal bandwidth is a property of the data set and tells us something about the nature of the data So how we choose an optimal value for the bandwidth? Intuitively, the problem...

Ngày tải lên: 31/03/2014, 12:20