Mathematics, 27.11.2019 01:31 naomicervero
Lois thinks that people living in a rural environment have a healthier lifestyle than other people. she believes the average lifespan in the usa is 77 years. a random sample of 12 obituaries from newspapers from rural towns in idaho give x¯=81.03 and s=1.53. does this sample provide evidence that people living in rural idaho communities live longer than 77 years?
(a) state the null and alternative hypotheses: (type "mu" for the symbol μ , e. g. mu > 1 for the mean is greater than 1, mu < 1 for the mean is less than 1, mu not = 1 for the mean is not equal to 1) h0 : ha:
(b) find the test statistic, t =
Answers: 3
Mathematics, 21.06.2019 15:00, NicoleQuinn
Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides
Answers: 1
Mathematics, 21.06.2019 17:30, cecelia090
Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie
Answers: 1
Mathematics, 21.06.2019 18:30, nikidastevens36
Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined
Answers: 1
Lois thinks that people living in a rural environment have a healthier lifestyle than other people....