kummer_u SciMax Toolbox kurtosis_bernoulli

SciMax Toolbox >> kurtosis

kurtosis

Maxima Function

Calling Sequence

kurtosis (list)
kurtosis(matrix)

Description

The kurtosis coefficient, defined as

n
====
1     \          _ 4
----    >    (x - x)  - 3
4   /       i
n s    ====
i = 1
Example:

(%i1) load (descriptive)$
(%i2) load (numericalio)$
(%i3) s1 : read_list (file_search ("pidigits.data"))$
(%i4) kurtosis (s1), numer;
(%o4)                  - 1.273247946514421
(%i5) s2 : read_matrix (file_search ("wind.data"))$
(%i6) kurtosis (s2);
(%o6) [- .2715445622195385, 0.119998784429451,
   - .4275233490482866, - .6405361979019522, - .4952382132352935]

See also functions , and .

kummer_u SciMax Toolbox kurtosis_bernoulli