Question: F-Test for equaljty_ffpopulation variances Arbitron Media Research Inc. conducted a study of the iPod listening habits of men and women. One facet of the

F-Test for equaljty_ffpopulation variances Arbitron Media Research Inc. conducted a study of

F-Test for equaljty_ffpopulation variances Arbitron Media Research Inc. conducted a study of the iPod listening habits of men and women. One facet of the study involved the mean listening time. It was discovered that the mean listening time for men was 28 minutes per day. The standard deviation of the sample of the 12 men studied was 8 minutes per day. The mean listening time for the 17 women studied was also 28 minutes, but the standard deviation of the sample was 14 minutes. At the 0.10 significance level perform an F-Test to see if the womens variance is different to the mens variance Compute the value of the test statistic. (Round your answer to 2 decimal places) (a) Test Statistic (b) What is your decision regarding the Null (Ho v HO : 02 02 ?

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