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johnja johnja
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According to Pew Research Center, 83% of U.S. adults are using the Internet in January 2012. To verify this percentage, a random sample of 150 adults was selected of which 137 use the Internet. Determine the interval that contains 95% of the sample proportions from this sampling distribution and conclude whether or not this sample supports the findings of Pew Research Center.
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Business Statistics


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aznzergsaznzergs
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More questions for this book are available here

 
Because the sample proportion does not fall with this interval, the sample does not support the findings of Pew Research Center.

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