... classification oftest given by Hughes (1989:9): - Proficiency tests - Achievement tests > Class progress tests > Final achievement tests - Diagnostic tests - Placement tests - Aptitude or Prognostic tests ... different definitions of testing Moreover, although most researchers argue about what to test, why to test and how to test, not many of the definitions can cover all aspects of testing That shows ... background of language testing and objective testing - And then, to point out some qualities of a good test - More importantly, to suggest appropriate test items in testing English of Business...
... purple Statistical analysis For comparison of the methods (SCC, CMT and bacteriological), statistically significant association was determined by the Chi-squared test, based on cut off for results ... negative All statistical analysis was performed using the minitab, 2000 program [9] Statistical significance was set at the 5% level Data was assessed by least square analysisof variance, using the ... >80oC as was done in this study A critical aspect in the evaluationof screening tests is the criteria of deciding upon the true status of the udder In previous studies, bacteriological findings,...
... by the number of positives recognized by the kit divided by the number of positives identified by RT-PCR assays, and expressed as a percentage [19] Similarly, the specificity was calculated by ... number of negatives recognized by the kit divided by the number of negatives identified by RT-PCR assays, and expressed as a percentage [19] Table showed a more detailed presentation of the results ... Several wild types of novel influenza viruses have been tested for the detection limit of the kit and all cut-off values were within the range of to HA units Rapid influenza diagnostic tests are antigen-detection...
... value (RLU of specimen/ mean RLU of PC) was 1.0 pg/ml of sample Interpretation of Cut off value (RLU of specimen/mean RLU of PC) Cut-off ratio of to 0.99 is negative for HR HPV; Cutoff ratio greater ... rate of HPV 16 E6 DNA positivity was nearly 26% by PCR and 27.4% by the HC-II test in case of OSMF While in case of OSCC the HPV DNA positivity were 32.4% by the PCR and 31.5% by the HC-II test ... both the test While 45/ 80 (56.25%) cases of T1-2 category, 96/142 (67.6%) cases of T3-4 were HPV negative and 42/66 (63.63%) cases of N0, 99/156 (63.46%) of N1-3were HPV negative by both test [Table...
... degrees of freedom, where p is the number of parameters in the covariance matrix of the tested model (p < J(J + 1)/2) The same calculations could be done symmetrically to test the goodnessof-t of ... covariance matrix parameters In fact, let d be the vector of the diagonal elements of matrix D, and g the vector of the covariance matrix components (g = vech(G)) If J is the number of times of ... with covariance parameter estimates obtained with the model to be tested 2.2 Score test with nuisance parameters Suppose one is interested in testing the goodness -of- t for the genetic covariance...
... Development of a Direct Test Method for Dynamically Assessing the Liquefaction Resistance of Soils In Situ by Brady Ray Cox, M.S Dissertation Presented to the Faculty of the Graduate School of The ... University of Texas at Austin in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy The University of Texas at Austin May 2006 UMI Number: 3222596 Copyright 2006 by Cox, ... plot of waveforms recorded by the horizontal, in-line component (Ph-waves identified on) of a sensor during crosshole tests conducted approximately ft south of the liquefaction sensor array at Test...
... estimated by the following Eq.1 of 10.1.3 Testing shall begin at the nearest increment of 5°C, estimated by the above equation The minimum temperature oftest is 0°C and the maximum temperature oftest ... the equilibrium temperature of interest Verify the temperature before starting the test 10.1.2 If test tubes are used instead of a 1000-mL test container, 150 mL oftest solution shall be added ... ~31.9 % N! 41.0 (1) Testing shall begin at the nearest increment of 5°C, estimated by the above equation The minimum temperature oftest is 0°C and the maximum temperature oftest is 85°C No more...
... E A firm has a profit margin of 15 percent on sales of $20,000,000 If the firm has debt of $7,500,000, total assets of $22,500,000, and an aftertax interest cost on total debt of percent, what ... merchandise on credit It has a profit margin of percent, days sales outstanding equal to 60 days, receivables of $150,000, total assets of $3 million, and a debt ratio of 0.64 What is the firm’s return ... ratio of 0.25, and a profit margin of 10 percent The Board of Directors is unhappy with the current return on equity (ROE), and they think it could be doubled This could be accomplished (1) by increasing...
... at the end of every 6-month period for the next total of 10 payments) b B pays $50 at the beginning of every 6-month period for years (a total of 10 payments) c C pays $500 at the end of years ... effective rate of percent and the effective rate of percent and the effective rate of percent and the effective rate of Chapter - Page Medium: Annuities 11 Answer: c Diff: M Suppose someone offered ... value of the annuity due exceeds the present value of the ordinary annuity, while the future value of the annuity due is less than the future value of the ordinary annuity c The present value of...
... cost of debt is always greater than the WACC b Because of the risk of bankruptcy, the cost of debt capital is always higher than the cost of equity capital c If a company assigns the same cost of ... be the cost of the specific type of financing used to fund that project b The cost of debt used to calculate the weighted average cost of capital is based on an average of the cost of debt already ... Which of the following statements is most correct? a The WACC is a measure of the before-tax cost of capital b Typically the after-tax cost of debt financing exceeds the after-tax cost of equity...
... internal rate of return of 30 percent The two projects have the same risk, the same cost of capital, and the timing of the cash flows is similar Each has an up-front cost followed by a series of positive ... Diff: E Project A has an internal rate of return (IRR) of 15 percent Project B has an IRR of 14 percent Both projects have a cost of capital of 12 percent Which of the following statements is most ... rates of return of the two stocks should be the same The expected rates of return of the two stocks should be the same Each stock should have a required rate of return equal to zero The NPV of each...
... 100 percent of the voting shares of Company Y for $275,000 on December 31, 2008 The fair value of the net assets of Company X at the date of acquisition was $300,000 This is an example of a(n): ... intercompany loans of $50,000 and intercompany profits of $100,000 How much of these intercompany loans and profits should be eliminated? A intercompany loans - $0; intercompany profits - $0 B intercompany ... 100 percent of the voting shares of Company Y for $275,000 on December 31, 2008 The fair value of the net assets of Company X at the date of acquisition was $300,000 This is an example of a(n):...
... acquired 75 percent of Tester Company's voting common stock for $300,000 At the time of the combination, Tester reported common stock outstanding of $200,000 and retained earnings of $150,000, and ... economic life of ten years at the date of the business combination Tester reported net income of $40,000 and paid dividends of $10,000 during 2008 5-5 Chapter 05 - Consolidation of Less-than-Wholly ... acquired 75 percent of Tester Company's voting common stock for $300,000 At the time of the combination, Tester reported common stock outstanding of $200,000 and retained earnings of $150,000, and...
... Also known as usage variance c Response to variance influenced by presumed cause ofvariance [Concepts in Action] Impact of inventories on calculation of variances a Varianceanalysis concepts ... multiplied by actual quantity of input b Also known as input-price variance or rate variance c Response to variance influenced by presumed cause ofvariance [Concepts in Action] Efficiency variance ... quantity of output, and the budgeted fixed costs C Level 2—Variances [Exhibit 7-4] Difference due to inaccurate forecasting of output units sold a Sales-volume variance: difference caused solely by difference...
... accounting b 2 -variance analysis combines spending and efficiency variances into flexible-budget variance plus production-volume variance c 1 -variance analysis combines all overhead variances into ... 4 -variance analysis approach reconciles the actual overhead incurred with the overhead amounts allocated during the period G Presentation of integrated analysisof overhead cost variances: 4 -variance ... Overhead costs as big part of costs of many companies Flexible-budget /variance -analysis approach helps managers plan and control overhead costs Careful interpretation of overhead variances developed...
... endothelial expression of adhesion molecules [31] It also blocks contact-mediated activation of monocytes by T lymphocytes by inhibiting the production of interleukin-1b and tumor Page of 12 Rukmangadachar ... and designed and performed the most of the experiments JK contributed to the designof the study, data collection and interpretation GH contributed to the designof the study and revision of the ... enlargement of liver, spleen and lymph nodes It is almost always fatal if untreated within two years of onset Diagnosis of the disease is conventionally made by demonstrating the amastigote form of the...
... the solution of the problem ofvariance and covariance between environments in the case ofbalanced cross-classified designs The testing procedure is based on the likelihood ratio test as already ... matrix of between-family components ofvariance and covariance between environments and £w } for the (p x p) diagonal matrix of residual ofvariance components Actually, this approach consists of ... crossclassified balanced designs; and ii) the null hypothesis involving homogeneity of between-family components ofvariance and covariance between environments This variance- covariance structure...