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Sample Variance
The usual unbiased sample variance is:
$$S^2=\frac1{n-1}\sum_{i=1}^{n}(X_i-\overline X)^2$$
Usage
- Used to estimate population variance from sample data.
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Sample Variance
The usual unbiased sample variance is:
$$S^2=\frac1{n-1}\sum_{i=1}^{n}(X_i-\overline X)^2$$
Usage
- Used to estimate population variance from sample data.
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