The data set has 80 observations and has mean 30 and standard deviation 5. Approximately how many

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The data set has 80 observations and has mean 30 and standard deviation 5. Approximately how many observations lie between 20 and 40?

The quantitative data set under consideration has roughly a bell-shaped distribution. Apply the empirical rule to solve.

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Introductory Statistics

ISBN: 9780321989178

10th Edition

Authors: Neil A. Weiss

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Question Posted: Jun 17, 2017 08:45 AM

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The data set has 80 observations and has mean 30 and standard deviation 5. Approximately how many

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20 and 40 are two standard deviations to either side o...View the full answer

Introductory Statistics

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