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A consultant for a large university studied the number of hours per week freshmen watch TV...

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Basic Math

A consultant for a large university studied the number of hoursper week freshmen watch TV versus the number of hours seniors do.The result of this study follow. Is there enough evidence to showthe mean number of hours per week freshman watch TV is differentfrom the mean number of hours seniors do at alpha= 0.01?

FreshmenSeniors
n84
xbar18.211.9
s7.8740

3.9749

For the Hypothesis stated above (in terms of Seniors-Freshmen)

What are the critical values?

What is the decision?

What is the p-value? (Round off to 4 decimal place)

Answer & Explanation Solved by verified expert
4.5 Ratings (948 Votes)
SolutionState the hypotheses The first step is tostate the null hypothesis and an alternative hypothesisNull hypothesis u1 u 2Alternative hypothesis u1u 2Note that these hypotheses constitute a twotailed testFormulate an    See Answer
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