Question:
According to a Pew Research Center study, in May 2011, 35%
Last updated: 7/8/2022
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According to a Pew Research Center study, in May 2011, 35% of all American adults had a smart phone (one which the user can use to read email and surf the Internet). A communications 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 versus Ha: p > 0.35, what is the test statistic?