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The Sample Variance S2 Is an Unbiased Estimator of the Population

Question 64

Multiple Choice

The sample variance s2 is an unbiased estimator of the population variance σ2 when the denominator of s2 is


A) n + 1
B) n
C) n − 1
D) The sample variance s<sup>2</sup> is an unbiased estimator of the population variance σ<sup>2</sup> when the denominator of s<sup>2</sup> is A) n + 1 B) n C) n − 1 D)

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