A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.5 years, and standard deviation of 0.9 years. If you randomly purchase one item, what is the probability it will last longer than 4 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.5 years, and standard deviation of 0.9 years. If you randomly purchase one item, what is the probability it will last longer than 4 years?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A manufacturer knows that their items have a
If you randomly purchase one item, what is the probability it will last longer than 4 years?
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