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In a sample of 240 workers, in a factory the mean and standard deviation of wages were $ 113.50 and $ 30.30 respectively. Find the percentage of workers getting wages between $ 90 and $ 170 in the whole factory assuming that the wages are normally distributed.

In a sample of 240 workers, in a factory the mean and standard deviation of wages were $ 113.50 and $ 30.30 respectively. Find the percentage of workers getting wages between $ 90 and $ 170 in the whole factory assuming that the wages are normally distributed.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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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In a sample of 240 workers, in a factory the mean and standard deviation of wages were $ 113.50 and $ 30.30 respectively. Find the percentage of workers getting wages between $ 90 and $ 170 in the whole factory assuming that the wages are normally distributed.
Transcribed Image Text:In a sample of 240 workers, in a factory the mean and standard deviation of wages were $ 113.50 and $ 30.30 respectively. Find the percentage of workers getting wages between $ 90 and $ 170 in the whole factory assuming that the wages are normally distributed.
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