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
Mathematics, 21.06.2019 20:10, kingdrew27
Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)
Answers: 3
Mathematics, 21.06.2019 21:50, destinyharris8502
Which is the graph of this function 3 square root of x plus one if
Answers: 1
Mathematics, 21.06.2019 23:40, aureliafung2p7cxoo
Mikes car gets an average of 28 mpg. there are 12 gallons of fuel in mikes car when he starts his trip of 140 miles. about how many gallons are left at the end of his trip?
Answers: 1
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