Find the variance and standard deviation for the following frequency distribution of attitudes toward Internet censorship held

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Find the variance and standard deviation for the following frequency distribution of attitudes toward Internet censorship held by 40 high school teachers (seven-point scale; higher score indicates more favorable attitude toward Internet censorship):

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Elementary Statistics In Social Research

ISBN: 9780205845484

12th Edition

Authors: Jack A. Levin, James Alan Fox, David R. Forde

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