Question: The following are the numbers of minutes it took random
The following are the numbers of minutes it took random samples of 15 men and 12 women to complete a written test given for the renewal of their driver’s licenses:
Use the U test based on Table XI at the 0.05 level of significance to decide whether to accept the null hypothesis µ1 = µ2 or the alternative hypothesis µ1 ≠ µ2, where µ1 and µ2 are the average amounts of time it takes men and women to complete the test.
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