Help idk I don’t understand please ASAP
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Mathematics, 30.06.2020 15:01 anilauferc
Help idk I don’t understand please ASAP
Answers: 2
Mathematics, 21.06.2019 19:30, Flaka2809
Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours
Answers: 1
Mathematics, 21.06.2019 20:50, brea2006
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
Mathematics, 22.06.2019 00:00, notashley1703
Write the equation in general quadratic form: plz !
Answers: 1
Mathematics, 21.08.2019 08:30
History, 21.08.2019 08:30
Mathematics, 21.08.2019 08:30
Biology, 21.08.2019 08:30
Mathematics, 21.08.2019 08:30