A sample of n = 25 scores is selected from a population with a variance of σ²= 16,and the variance is computed for the sample using n - 1.The sample variance probably will be smaller than 16.

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Quizplus · Accepted Answer

The sample variance is an unbiased estimator of the population variance, so it is expected to be close to the population variance of 16, not necessarily smaller.

A Sample of N = 25 Scores Is Selected from a Population