Mathematics, 22.06.2019 22:50, SoWhat2237
Company reported that u. s. residents aged 18 to 24 years spend an average of 32.5 hours per month using the internet on a computer.13 you wonder if this it true for students at your large university because so many students use their smartphones to access the internet. you collect an srs of n = 75 students and obtain sample mean = 28.5 hours with s = 23.1 hours. 95% confidence interval = (23.19,33.81), use this interval to test whether the average time for students at your university is different from the average reported at 0.05 significance level
Answers: 1
Mathematics, 21.06.2019 17:30, taylor5384
At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?
Answers: 1
Mathematics, 21.06.2019 23:20, emilypzamora11
Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2
Answers: 1
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