swat.cas.table.CASTable.cv
- CASTable.cv(casout=None)
 Return the coefficient of variation of the values of each column
- Parameters:
 - casoutbool or string or dict or CASTable, optional
 Indicates the CAS output table to use for output.
Note: This is only use if by groups are used.
- Returns:
 - pandas.Series
 If no By groups are specified.
- pandas.DataFrame
 If By groups are specified.