Returns the sum of the weights of all observations. Note that the Compute method must be invoked first before invoking this method. Otherwise, the return value is 0.
A double scalar containing the sum of the weights of all observations.
If MissingValueMethod = 0, observations with missing values are not included. Otherwise, all observations are included except for observations with mssing values for the weight or the frequency.
Covariances Class | Imsl.Stat Namespace