Mathematics, 05.04.2020 20:50 loraine4664
According to a Pew Research Center study, in May 2011, 36% 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 303 community college students at random and finds that 115 of them have a smart phone. Then in testing the hypotheses:
H
0
: p = 0.36 versus
H
a
: p > 0.36,
what is the test statistic?
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According to a Pew Research Center study, in May 2011, 36% of all American adults had a smart phone...
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