Mathematics, 23.04.2020 04:27 jalenJohnson6t
1. Walking to improve health. In a study investigating a link between walking and improved health (Social Science & Medicine, Apr. 2014), researchers reported that adults walked an average of 5.5 days in the past month for the purpose of health or recreation. a) Specify the null and alternative hypotheses for testing whether the true average number of days in the past month that adults walked for the purpose of health or recreation is lower than 5.5 days. b) Is the test one-tailed or two-tailed? c) Using α = .01, specify the critical value (CV), the rejection region, and draw the distribution.
Answers: 1
Mathematics, 21.06.2019 14:30
Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .
Answers: 3
Mathematics, 21.06.2019 20:30
Give the functions f(x) = |x + 2| - 3, what is the domain? a,b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2
Answers: 1
Mathematics, 21.06.2019 22:30
Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?
Answers: 2
1. Walking to improve health. In a study investigating a link between walking and improved health (S...
Mathematics, 22.04.2020 17:55
Biology, 22.04.2020 17:55
Mathematics, 22.04.2020 17:55
Mathematics, 22.04.2020 17:55
Mathematics, 22.04.2020 17:55
English, 22.04.2020 17:55
Mathematics, 22.04.2020 17:55
English, 22.04.2020 17:55
Mathematics, 22.04.2020 17:55
Mathematics, 22.04.2020 17:55