The following data present the number of computer units sold per day by a sample of 6 salespersons before and after a bonus plan was implemented. 
Using a .05 level of significance, test to see if the bonus plan was effective.That is, did the bonus plan actually increase sales? Assume the population of differences is normally distributed.Let d = After - Before.
Correct Answer:
Verified
H0: μd ≤ 0
Ha: μd > 0
t = 0; p...
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