Arbitron Media Research Inc. conducted a study of the iPod listening habits of me 5. and women. One facet of the study involved the mean listening time. It was discov ered that the mean listening time for a sample of 10 men was 35 minutes per day The standard deviation was 10 minutes per day. The mean listening time for a sam. ple of 12 women was also 35 minutes, but the standard deviation of the samnia was 12 minutes. At the .10 significance level, can we conclude that there is a diiar. ence in the variation in the listening times for men and women?

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Arbitron Media Research Inc. conducted a study of the iPod listening habits of mes
5.
and women. One facet of the study involved the mean listening time. It was discov
ered that the mean listening time for a sample of 10 men was 35 minutes per day
The standard deviation was 10 minutes per day. The mean listening time for a sam.
ple of 12 women was also 35 minutes, but the standard deviation of the sampie
was 12 minutes. At the .10 significance level, can we conclude that there is a dier.
ence in the variation in the listening times for men and women?
Transcribed Image Text:Arbitron Media Research Inc. conducted a study of the iPod listening habits of mes 5. and women. One facet of the study involved the mean listening time. It was discov ered that the mean listening time for a sample of 10 men was 35 minutes per day The standard deviation was 10 minutes per day. The mean listening time for a sam. ple of 12 women was also 35 minutes, but the standard deviation of the sampie was 12 minutes. At the .10 significance level, can we conclude that there is a dier. ence in the variation in the listening times for men and women?
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