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The scores on the final exam in a course have approximately a bell-shaped distribution. The mean score was 72, the highest score was 99, and the lowest score was 41.

Use the value of the range (58) to estimate the value of the standard deviation. (Round your answer to the nearest tenth.)
14 years ago

Answers

MathGuru
Take the range and divide by 4 for an estimate of the standard deviation.
14 years ago
diane
10
14 years ago

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