Mathematics, 31.03.2020 00:43, golderhadashaowtatz

1. A researcher tested the diastolic blood pressure of 15 marathon runners and 15 non-runners. The mean for the runners was 75.9 mm Hg with an SS of 1,500, and the mean for the nonrunners was 80.3 mm Hg with an SS of 8. Is running a good way to lower a person’s blood pressure?
a. Test the null hypothesis at the .05 level

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:50, khenalilovespandas

Type the correct answer in each box. spell all words correctly. a sequence of transformations maps ∆abc onto ∆a″b″c″. the type of transformation that maps ∆abc onto ∆a′b′c′ is a . when ∆a′b′c′ is reflected across the line x = -2 to form ∆a″b″c″, vertex of ∆a″b″c″ will have the same coordinates as b′.

Answers: 1

continue

Mathematics, 21.06.2019 23:00, Pingkay7111

Which geometric principle is used to justify the construction below?

Answers: 1

continue

Mathematics, 22.06.2019 00:00, tuetheturtle

The letters g e o r g i a are placed in a bag . if you picked a card and knew it was a vowel , what is the probability that it is an a ?

Answers: 1

continue

Mathematics, 22.06.2019 00:00, broooooo4991

Alice is paying her bill at a restaurant. but tax on the cost of a male is 5%. she decides to leave a tip 20% of the cost of the meal plus the tax