FunctionsStatistical

covar_samp_stable

Computes sample covariance for two numeric expressions using a numerically stable online accumulator.

covar_samp_stable(…) → Float64

Kind · aggregate

Computes sample covariance for two numeric expressions using a numerically stable online accumulator.

Part of the Statistical family.

covar_samp_matrix

Computes the sample covariance matrix across numeric input expressions in the group, dividing by N-1.

median

Computes the exact median (50th percentile) of non-NULL numeric values in the group.