If the sample variance of a set of observations is 225, its sample standard deviation is equal to _____.
A) 0.225
B) 15
C) 22.5
D) 0.15
E) 2.25

Name: If the sample variance of a set of observations is 225, its sample standard deviation is equal to _____. A) 0.225 B) 15 C) 22.5 D) 0.15 E) 2.25
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Question

Quizplus · Accepted Answer

The sample standard deviation is the square root of the sample variance. 
Therefore, the sample standard deviation is equal to the square root of 225, which is 15.

If the Sample Variance of a Set of Observations Is