This is documentation for an old release of SciPy (version 0.8.). Read this page in the documentation of the latest stable release (version 1.15.1).
z is deprecated!
scipy.stats.z is deprecated; please update your code to use scipy.stats.zscore_compare.
Returns the z-score of a given input score, given thearray from which that score came. Not appropriate for population calculations, nor for arrays > 1D.