location parameter
scale parameter
excess kurtosis
var y = kurtosis( 0.0, 1.0 );
// returns ~110.936
var y = kurtosis( 5.0, 2.0 );
// returns ~9220556.977
var y = kurtosis( NaN, 1.0 );
// returns NaN
var y = kurtosis( 0.0, NaN );
// returns NaN
var y = kurtosis( 0.0, 0.0 );
// returns NaN
Returns the excess kurtosis for a lognormal distribution with location
mu
and scalesigma
.Notes
sigma <= 0
, the function returnsNaN
.