You Are Interested in Determining If the Average Amount of Time

question 52

Multiple Choice

You are interested in determining if the average amount of time (in hours) that students spend on the Internet per day is greater than 2 hours.The data below are from a random sample of 11 students. If we remove the second observation (value = 100) ,we could test the hypothesis using a ____ .

• A)z statistic
• B)t statistic

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Definitions:

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