QUESTIONS 19 THROUGH 32 RELATE TO QUANTITATIVE METHODS

28. An analyst collects the following data related to paired observations for Sample A and Sample B. Assume that both samples are drawn from normally distributed populations and that the population variances are not known. Paired Observation Sample A Value Sample B Value1 25 182 12 93 –5 –84 6 35 –8 1The t-statistic to test the hypothesis that the mean difference is equal to zero is closest to: A. 0.23. B. 0.27. C. 0.52.