Mathematics, 06.08.2019 23:30, jaidenkenna2001
Agroup of 121 internet users 50-65 years of age were randomly chosen and asked to report the weekly number of hours they spend online. the purpose of the study was to determine whether the mean weekly number of hours that internet users in that age group spend online differs from the mean for internet users in general which is 12.50 hours. a 95% confidence interval for the mean weekly number of hours that internet users in that age group spend online was calculated to be (11.439 , 12.577). on the basis of this interval, at α = 0.05, what can she conclude about h0: μ = 12.50 versus ha: μ ≠ 12.50?
Answers: 3
Mathematics, 21.06.2019 21:30, anaemigarcia
What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14
Answers: 2
Mathematics, 22.06.2019 01:00, tansebas1107
The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?
Answers: 3
Mathematics, 22.06.2019 01:30, langel7373
Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them
Answers: 1
Agroup of 121 internet users 50-65 years of age were randomly chosen and asked to report the weekly...
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