Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
5th Edition
ISBN: 9781305084766
Author: Saeed Moaveni
Publisher: Cengage Learning
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Chapter 19, Problem 20P
To determine

Calculate the mean, standard deviation, and variance for the given various heating values of coal.

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Typical heating values of natural gas from various parts of the U.S. are shown in the accompanying table. Calculate the average, variance, and standard deviation for the given data.
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