The variable in the RANGE statement, the ID variables, and the BY variables are available for the model program to examine, but their values should not be changed by the program.

Health programs that use social and related data obtained through surveys or other methods need to distinguish among so-called independent variables. Three groups of independent variables are (a) ...

It is shown that the integer linear programming problem with a fixed number of variables is polynomially solvable. The proof depends on methods from geometry of numbers.

The following SASMACRO submits a DATA step that uses the GETEXEC function to retrieve the value of the REXX variable DATALINE. It then prints the value of DATALINE in the SAS log. Note that the REXX ...

Prior studies have sought the best forecasting model type, but each type exhibits different performance depending on predictor variables, or features, and study basin. Moreover, comparatively less ...