subject
Mathematics, 16.12.2020 04:00 kimlyn58p0wyn0

A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet Cavalier 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 exceeds 8.7 hours.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 12:30
Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?
Answers: 1
question
Mathematics, 21.06.2019 21:00
Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.
Answers: 1
question
Mathematics, 22.06.2019 00:30
Which equation represents h for right triangle abc
Answers: 1
question
Mathematics, 22.06.2019 02:00
If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood?
Answers: 1
You know the right answer?
A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet C...
Questions
question
English, 11.04.2021 14:00
question
Chemistry, 11.04.2021 14:00
question
Biology, 11.04.2021 14:00
Questions on the website: 13722361