A manufacturer knows that their items have a lengths that are approximately normally distributed, with a mean of 14.7 inches, and standard deviation of 1 inches. If 34 items are chosen at random, what is the probability that their mean length is greater than 14.2 inches?

A manufacturer knows that their items have a lengths that are approximately normally distributed, with a mean of 14.7 inches, and standard deviation of 1 inches. If 34 items are chosen at random, what is the probability that their mean length is greater than 14.2 inches?

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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A manufacturer knows that their items have a lengths that are approximately normally distributed, with a mean of 14.7 inches, and standard deviation of 1 inches.

If 34 items are chosen at random, what is the probability that their mean length is greater than 14.2 inches?

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