kurtosisExcess(a)
Returns the kurtosis excess of the data stored in array a.
kurtosisExcess(A)
Returns an array with the kurtosis excess of each column of matrix A.
See also moment kstatistic mean variance
Example
x = ( 3, 4, 2, -2, 1, 2, 1 );
kurtosisExcess( x )
-0.0023