A data set has a mean of 100 and a standard deviation of 12. Using Chebychev's rule, what can you say about the percentage of observations lying between 64 and 136? Using the empirical rule, what can you say about the percentage of observations lying between 64 and 136? What assumption is required to use the empirical rule?

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The Answer of A data set has a mean of 100 and a standard deviation of 12. Using Chebychev's rule, what can you say about the percentage of observations lying between 64 and 136? Using the empirical rule, what can you say about the percentage of observations lying between 64 and 136? What assumption is required to use the empirical rule?

A Data Set Has a Mean of 100 and a Standard