A car service shop services a vehicle with an average of 15 minutes and standard deviation of 2 minutes. Assuming the length of time is normally distributed, a) what is the probability that you will get your car serviced in more than 18 minutes? b) what is the probability that you will get your car serviced in less than 14 minutes? c) how long it will take for the middle 70% of customers to get their car serviced
A car service shop services a vehicle with an average of 15 minutes and standard deviation of 2 minutes. Assuming the length of time is normally distributed, a) what is the probability that you will get your car serviced in more than 18 minutes? b) what is the probability that you will get your car serviced in less than 14 minutes? c) how long it will take for the middle 70% of customers to get their car serviced
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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. A car service shop services a vehicle with an average of 15 minutes and standard deviation of 2 minutes. Assuming the length of time is normally distributed,
- a) what is the probability that you will get your car serviced in more than 18 minutes?
- b) what is the probability that you will get your car serviced in less than 14 minutes?
- c) how long it will take for the middle 70% of customers to get their car serviced?
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