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Descriptive Statistics Speed Improvements

Version 12 adds numerous performance improvements to the computation of descriptive statistics. The following charts show the timings for different data sizes. Experiments were performed on an Intel i7-6500U @ 2.50GHz CPU. The number at the bottom shows how much faster Version 12 is than Version 11.

Variance computations.

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Geometric mean computations.

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Median and other quantiles of data.

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Quantile of univariate parametric distributions.

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