A car is designed to last an average of 12 years with a standard deviation of 0.8 years. What is the probability that a car will last less than 10 years?.

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asked May 4, 2017 226k views

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A car is designed to last an average of 12 years with a standard deviation of 0.8 years. What is the probability that a car will last less than 10 years?.

Physics
high-school

Diogo asked

by Diogo

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2 Answers

5 votes

Answer:

0.621%

Step-by-step explanation:

Szczad answered May 6, 2017

by Szczad

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5 votes

-2,5SD = 2.1%
first u need to find number of standard deviations and look up on table what percentage that is

Prasanna Anbazhagan answered May 9, 2017

by Prasanna Anbazhagan

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