cf.Index.var

Index.var()

The unweighted sample variance of the data array.

See also

max, mean, mid_range, min, range, sample_size, sd, sum

Returns

Data

The unweighted variance of the data array.

Examples:

>>> f.data
<CF Data(12, 73, 96): [[[236.512756348, ..., 256.93371582]]] K>
>>> f.var()
<CF Data(): 514.611608515 K2>