chickadee » statistics » iqr

iqr sequenceprocedure

Computes the interquartile range (IQR = Q3 - Q1) of the given sequence. The IQR is a robust measure of statistical dispersion. Requires at least 4 elements.

> (iqr '(1 2 3 4 5 6 7 8 9 10))
4.5