subject
Mathematics, 15.07.2020 20:01 samantha2883

A study of the amount of time it takes a mechanic to rebuild the transmission for a 2010 Chevrolet Colorado shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If 40 mechanics are randomly selected, find the probability that their mean rebuild time is less than 8.9 hours.

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 12:30, alyssahockett4
Will give brainliest! aubrey was offered a job that paid a salary of $45,000 in its first year. the salary was set to increase by 2% per year every year. if aubrey worked at the job for 20 years, what was the total amount of money earned over the 20 years, to the nearest whole number?
Answers: 1
image
Mathematics, 21.06.2019 14:30, logan541972
Factor. 8x2y2 – 4x2y – 12xy 4(8x2y2 – x – 12xy) 4(2xy – 4x2y – 12xy) 4x2y2(2xy – xy –3) 4xy(2xy – x – 3)
Answers: 2
image
Mathematics, 21.06.2019 20:30, AdanNava699
If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.
Answers: 1
image
Mathematics, 21.06.2019 23:10, robert7248
Aline has a slope of . which ordered pairs could be points on a parallel line? check all that apply. (-8, 8) and (2, 2) (-5, -1) and (0, 2) (-3, 6) and (6, -9) (-2, 1) and (3,-2) (0, 2) and (5,5)
Answers: 3
You know the right answer?
A study of the amount of time it takes a mechanic to rebuild the transmission for a 2010 Chevrolet C...

Questions in other subjects:

Konu
Mathematics, 23.03.2021 21:40
Konu
Mathematics, 23.03.2021 21:40
Konu
Mathematics, 23.03.2021 21:40