Mathematics, 19.10.2020 23:01, haileywebb8

A set of history exam scores are normally distributed with a mean of 83.2 points and a standard deviation of 8 points.
What proportion of exam scores are between 82 and 89.2 points?
You may round your answer to four decimal places.

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A set of history exam scores are normally distributed with a mean of 83.2 points and a standard devi...