Contrasts can be specified in the TREATMENT directive with the following functions:
COMPARISON |
Comparisons amongst the levels of a factor |
|---|---|
POL |
Orthogonal polynomial contrasts of factor levels |
POLND |
As POL, assigning deviations to error |
REG |
Contrasts specified by a matrix of coefficients |
REGND |
As REG, assigning deviations to error |