A manufacturer knows that their items have a normally distributed lifespan, with a mean of 8.1 years, and standard deviation of 0.9 years. The 2% of items with the shortest lifespan will last less than how many years? Give your answer to one decimal place.

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 manufacturer knows that their items have a normally distributed lifespan, with a mean of 8.1 years, and
standard deviation of 0.9 years.
The 2% of items with the shortest lifespan will last less than how many years?
Give your answer to one decimal place.
Transcribed Image Text:A manufacturer knows that their items have a normally distributed lifespan, with a mean of 8.1 years, and standard deviation of 0.9 years. The 2% of items with the shortest lifespan will last less than how many years? Give your answer to one decimal place.
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 8.1 years, and
standard deviation of 0.9 years.
The 2% of items with the shortest lifespan will last less than how many years?
Give your answer to one decimal place.
Transcribed Image Text:A manufacturer knows that their items have a normally distributed lifespan, with a mean of 8.1 years, and standard deviation of 0.9 years. The 2% of items with the shortest lifespan will last less than how many years? Give your answer to one decimal place.
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