6. The length of life of an instrument produced by a machine is rounded off to the nearest tenths and is normally distributed with a mean of 12.2 months and standard deviation of 2.3 months. What is the probability that an instrument produced by this machine will last less than 8.1 months? Show your solution and shade the region under the curve that represents the probability.
6. The length of life of an instrument produced by a machine is rounded off to the nearest tenths and is normally distributed with a mean of 12.2 months and standard deviation of 2.3 months. What is the probability that an instrument produced by this machine will last less than 8.1 months? Show your solution and shade the region under the curve that represents the probability.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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