If bolt thread length is normally distributed, what is the probability that the thread length of a randomly selected bolt is a. Within 1.5 standard deviations of its mean value? b. Farther than 2.5 standard deviations from its mean value? c. Between 1 and 2 standard deviations from its mean value?

If bolt thread length is normally distributed, what is the probability that the thread length of a randomly selected bolt is a. Within 1.5 standard deviations of its mean value? b. Farther than 2.5 standard deviations from its mean value? c. Between 1 and 2 standard deviations from its mean value?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

If bolt thread length is normally distributed, what is the probability that the thread length of a randomly selected bolt is
a. Within 1.5 standard deviations of its mean value?
b. Farther than 2.5 standard deviations from its mean value?
c. Between 1 and 2 standard deviations from its mean value?

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