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?
Answers: 3
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The table shows a pattern of exponents. what is the pattern as the exponents decrease?
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Which of these tables represents a non-linear function?
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Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b
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Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.
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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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