This article was originally published on Built In by Eric Kleppen. Variance is a powerful statistic used in data analysis and machine learning. It is one of the four main measures of variability along ...
Variance is a statistical calculation that numerically describes the amount of variation in a data set. If values in a data set wildly fluctuate, variance would be high and predictions based on the ...
Sankhyā: The Indian Journal of Statistics, Series B (1960-2002), Vol. 50, No. 3 (Dec., 1988), pp. 382-393 (12 pages) To improve estimation of strata variances when strata sample sizes are small, a new ...
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