Compute a squared sample Pearson product-moment correlation coefficient.
Calculate the variance of a double-precision floating-point strided array.
Finance and controlling calculations for budget variance, contribution margin, break-even and working capital.
Calculate the variance of a single-precision floating-point strided array ignoring NaN values and using a two-pass algorithm.
Calculate the mean and variance of a double-precision floating-point strided array using a two-pass algorithm.
Standalone statistics functions for MathTS, re-exported as a focused package