A manufacturer knows that their items have a normally distributed lifespan, with a mean of 7.2 years, and standard deviation of 2.4 years. If 18 items are picked at random, 3% of the time their mean life will be less than how many years? Give your answer to one decimal place. Enter an integer or decimal number (more. Check Answer
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 7.2 years, and standard deviation of 2.4 years. If 18 items are picked at random, 3% of the time their mean life will be less than how many years? Give your answer to one decimal place. Enter an integer or decimal number (more. Check Answer
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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