Answers: 2
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, 21.06.2019 23:20, amylumey2005
The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol
Answers: 2
Mathematics, 22.06.2019 01:30, Jadaflournoy5
Pls math have no ideamultiply and simppify. 2x^2y^3z^2 • 4xy^4x^2
Answers: 2
Mathematics, 22.06.2019 04:30, gianna61
The manager at gabriela's furniture store is trying to figure out how much to charge for a book shelf that just arrived. the book shelf was bought at a wholesale price of $ 1 4 7 . 0 0 $147.00, and gabriela's furniture store marks up all furniture by 6 0 % 60%. at what price should the manager sell the book shelf?
Answers: 2
If y=-3x, find x's and y's value in 4x-2y=-20...
Mathematics, 16.04.2020 23:15
Mathematics, 16.04.2020 23:15