Proof that Sample Variance is Unbiased Plus ... - Isites.harvard.edu

Proof that Sample Variance is Unbiased Plus ... - Isites.harvard.edu

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日期:2025-06-12
The following is a proof that the formula for the sample variance, S. 2. , is unbiased. Recall that it seemed like we should divide by n, but instead we divide by n-1 ......看更多