The daily production rates for a sample of factory workers before and after a training program are shown below. Let d = After - Before. We want to determine if the training program was effective.
a.Give the hypotheses for this problem.
b.Compute the test statistic.
c.At 95% confidence, test the hypotheses. That is, did the training program actually increase the production rates?

Question

The daily production rates for a sample of factory workers before and after a training program are shown below. Let d = After - Before.  We want to determine if the training program was effective. 
a.Give the hypotheses for this problem.
b.Compute the test statistic.
c.At 95% confidence, test the hypotheses. That is, did the training program actually increase the production rates?

Quizplus · Accepted Answer

The Answer of The daily production rates for a sample of factory workers before and after a training program are shown below. Let d = After - Before.  We want to determine if the training program was effective. 
a.Give the hypotheses for this problem.
b.Compute the test statistic.
c.At 95% confidence, test the hypotheses. That is, did the training program actually increase the production rates?

The Daily Production Rates for a Sample of Factory Workers