Question
According to a Pew Research Center study, in May 2011, 32% of all American Type numbers in the boxes. 10 points adults had a
According to a Pew Research Center study, in May 2011, 32% of all American Type numbers in the boxes. 10 points 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 351 community college students at random and finds that 130 of them have a smart phone. In testing the hypotheses: Ho: p = 0.32 versus !3! Ha:p > 0.32, she calculates the test statistic as z = 2.0230. Then the p-value = | (Please round your answer to four decimal places.)
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Introductory Statistics
Authors: Prem S. Mann
8th Edition
9781118473986, 470904100, 1118473981, 978-0470904107
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