Mathematics, 18.12.2021 22:40, xojade
According to a Pew Research Center study, in May 2011, 41% 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 448 community college students at random and finds that 206 of them have a smart phone. Then in testing the hypotheses: H 0 : p = 0.41 versus H a : p > 0.41, what is the test statistic? z = . (Please round your answer to two decimal places.)
Answers: 1
Mathematics, 21.06.2019 18:00, duplerk30919
What is the difference between the predicted value and the actual value
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What is the value of x in the following equation? -3x-2=2x+8
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Mathematics, 21.06.2019 18:30, galaxychild101
The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?
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According to a Pew Research Center study, in May 2011, 41% of all American adults had a smart phone...
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