A population with 200 elements has a variance of 20.From this information,it can be shown that the population standard deviation is 10.

Name: A population with 200 elements has a variance of 20.From this information,it can be shown that the population standard deviation is 10.
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Quizplus · Accepted Answer

The standard deviation is the square root of the variance, so the correct standard deviation for a variance of 20 is the square root of 20, which is approximately 4.47, not 10.

A Population with 200 Elements Has a Variance of 20