A data set has a mean of 80 and a standard deviation of 5. a. Using Chebyshevs

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A data set has a mean of 80 and a standard deviation of 5.
a. Using Chebyshev’s theorem, what percentage of the observations fall between 70 and 90?
b. Using Chebyshev’s theorem, what percentage of the observations fall between 65 and 95?

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Essentials Of Business Statistics Communicating With Numbers

ISBN: 9780078020544

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Authors: Sanjiv Jaggia, Alison Kelly

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Question Posted: Jan 28, 2015 08:57 AM

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A data set has a mean of 80 and a standard deviation of 5. a. Using Chebyshevs

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a The values 70 and 90 are two standard deviations below the mean and above the mean respectively Us...View the full answer

Essentials Of Business Statistics Communicating With Numbers

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