Grocer Function

NAME

st_dev - standard deviation of a vector or a ts

CALLING SEQUENCE

sd=st_dev(x,cr)

PARAMETERS

Input

Output

DESCRIPTION

Calculates the standard deviation of a vector or a timeseries.

EXAMPLE

y=st_dev(x)

AUTHOR

Philippe.Castagliola Ecole des Mines de Nantes Eric Dubois 2002 for the part regarding ts