study of the amount of time it takes a mechanic to rebuild a car's transmission shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If a car that needs transmission repair is randomly selected, find the probability that its rebuild time exceeds 8.7 hours. Assume normality.
study of the amount of time it takes a mechanic to rebuild a car's transmission shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If a car that needs transmission repair is randomly selected, find the probability that its rebuild time exceeds 8.7 hours. Assume normality.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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A study of the amount of time it takes a mechanic to rebuild a car's transmission shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If a car that needs transmission repair is randomly selected, find the
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