How can one estimate the mean and variance of data that are summarized in a grouped frequency

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How can one estimate the mean and variance of data that are summarized in a grouped frequency distribution? Why are these only estimates?

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Statistics Data Analysis And Decision Modeling

ISBN: 9780132744287

5th Edition

Authors: James R. Evans

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Question Posted: Jan 20, 2016 08:23 AM

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How can one estimate the mean and variance of data that are summarized in a grouped frequency

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Statistics Data Analysis And Decision Modeling

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