Degree of freedom and number of observations
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Therefore, the degrees of freedom of an estimate of variance is equal to N - 1, where N is the number of observations. Recall from the section on variability that the formula for estimating the variance in a sample is: The denominator of this formula is the degrees of freedom.
Therefore, the degrees of freedom of an estimate of variance is equal to N - 1, where N is the number of observations. Recall from the section on variability that the formula for estimating the variance in a sample is: The denominator of this formula is the degrees of freedom.
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