To assign a variable to a role, select the variable name and click the appropriate button. The roles a vari-
able can take are:
•
Y, which identifies one or more response variables (the dependent variables)
•
Weight, an optional role that identifies a column whose values signify the importance of each row in
the model
•
Freq, an optional role that identifies a column whose values designate the frequency of rows in the
analysis
Model Effects
Effects are added to the model by using the buttons in the Construct Model Effects section of the
window.
To add a simple regressor to the ...
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