SAS' Bahar Biller expounds on the idea that stochastic simulations are large-data generation programs for highly complex and dynamic stochastic systems.
Well SAS, you outdid yourselves once again! For 10 years, we've been collecting and donating leftover and excess Halloween candy from SAS families. We challenged you to raise the {candy} bar once again this year...and man did you do that, tipping the scales at 480 pounds of candy which brings
A previous article describes how to use SAS IML software to construct common covariance structures that are encountered in mixed models. Each covariance matrix has several parameters, and you want to construct a matrix for any choice of the parameters. After you have constructed the covariance matrix, you can use
