The mean score of a placement exam for entrance into a math class is 80, with a standard deviation of 10 Use the Empirical Rule to find the percentage of scores that lie between 50 and 80 (Assume the data set has a bell shaped distribution ) The mean score of a placement exam for entrance into a m...

The Empirical Rule or the 6895997 rule tells us that for a normally distribute ...

The mean score of a placement exam for entrance into a math class is 80, with...

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Statistics The Art And Science Of Learning From Data

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