A scientist found that the time taken is M minutes, to carry out an experiment can be modelled by a normal random variable with mean 155 minutes and a standard deviation of 1.8 minutes. Find P (152 < M< 157) 0.984073 0.819040 0.969165 0.894924

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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A scientist found that the time taken is M minutes, to carry out an
experiment can be modelled by a normal random variable with mean 155
minutes and a standard deviation of 1.8 minutes. Find P (152 < M< 157)
0.984073
0.819040
0.969165
0.894924
Transcribed Image Text:A scientist found that the time taken is M minutes, to carry out an experiment can be modelled by a normal random variable with mean 155 minutes and a standard deviation of 1.8 minutes. Find P (152 < M< 157) 0.984073 0.819040 0.969165 0.894924
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