Suppose the scores of students on an exam are normally distributed with a mean of 450 and a standard deviation of 85. According to the empirical rule, what percentage of students scored between 195 and

Don Shrout asked Nov 23, 2023

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Don Shrout asked Nov 23, 2023

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13 votes

In this case we can see that we are looking for the interval that falls three standard deviations either side of the mean.

Therefore, the answer is 99.7%.

Chris Mueller answered Nov 29, 2023

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