statsmodels.robust.scale.iqr¶

statsmodels.robust.scale.iqr(a, c=np.float64(1.3489795003921634), axis=0)[source]¶

The normalized interquartile range along given axis of an array

Parameters:¶

aarray_like

Input array.

cfloat, optional

The normalization constant, used to get consistent estimates of the standard deviation at the normal distribution. Defined as scipy.stats.norm.ppf(3/4.) - scipy.stats.norm.ppf(1/4.), which is approximately 1.349.

axisint, optional

The default is 0. Can also be None.

Returns:¶

The normalized interquartile range