The following information was obtained from matched samples taken from two populations. The daily production rates for a sample of workers before and after a training program are shown below. Assume the population of differences is normally distributed.
The null hypothesis to be tested is H₀: μd = 0. The test statistic is

Question

The following information was obtained from matched samples taken from two populations. The daily production rates for a sample of workers before and after a training program are shown below. Assume the population of differences is normally distributed.

The null hypothesis to be tested is H₀: μd = 0. The test statistic is

Quizplus · Accepted Answer

The Answer is C

The Following Information Was Obtained from Matched Samples Taken from Two