According to a Pew Research Center study, in May 2011, 35% of all American adults...
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According to a Pew Research Center study, in May 2011, 35% of all American adults had asmart phone (one which the user can use to read email and surf the Internet). Acommunications professor at a university believes this percentage is higher among community college students. She selects 322 community college students at random and finds that 124 of them have a smart phone. Then in testing the hypotheses:Ho: p=0.35 versusHa: p > 0.35,what is the test statistic?
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