Talk:Algorithms for calculating variance: Difference between revisions

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+ {{WPStatistics}} using AWB
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:''Editorial comment: it is actually the first formula that has precision problems when dealing with limited-precision arithmetic. If the difference between measurements and the mean is very small, then the first formula will yield precision problems, as information will be lost in the (x<sub>i</sub> - µ) operation. There is no such loss of significance in the intermediate operations of the second formula. -- ScottMoonen''