A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.7 years, and standard deviation of 1.2 years. If you randomly purchase 19 items, what is the probability that their life will be longer than 5 years? (Give answer to 4 decimal places)
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.7 years, and standard deviation of 1.2 years. If you randomly purchase 19 items, what is the probability that their life will be longer than 5 years? (Give answer to 4 decimal places)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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