Mathematics, 08.12.2020 07:10 jeffffffff
According to a Pew Research Center study, in May 2011, 34% 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 283 community college students at random and finds that 105 of them have a smart phone. Then in testing the hypotheses:
H
0
: p = 0.34 versus
H
a
: p > 0.34,
what is the test statistic?
Answers: 1
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According to a Pew Research Center study, in May 2011, 34% of all American adults had a smart phone...
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