Object Reference : Object View and Procedure Reference : System
  
 
wald
Wald coefficient restriction test.
The wald view carries out a Wald test of coefficient restrictions for a system object.
Syntax
system_name.wald restrictions
Enter the system name, followed by a period, and the keyword. You must provide a list of the coefficient restrictions, with joint (multiple) coefficient restrictions separated by commas.
Options
 
p
Print the test results.
Examples
sys1.wald c(2)=c(3)*c(4)
tests the non-linear restriction that the second coefficient is equal to the product of the third and fourth coefficients in SYS1.
Cross-references
See “Wald Test (Coefficient Restrictions)” for a discussion of Wald tests.
See also System::cellipse, testdrop, testadd.