Standard deviation and variance for a list of numbers, for a whole population or a sample of one.
A sample divides by n − 1 rather than n, which corrects the bias from estimating the mean from the same data.
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Standard deviation and variance for a list of numbers, for a whole population or a sample of one.
A sample divides by n − 1 rather than n, which corrects the bias from estimating the mean from the same data.