![]() ![]() ![]() ![]() Print “This procedure requires the FUZZY extension command which is not installed.” I use the standard code provided in the SPSS propensity score matching bundle: Check spelling and verify the existence of this variable. ![]() Text: M0.497048312492 Command: DELETE VARIABLESĪn undefined variable name, or a scratch or system variable was specified in a variable list which accepts only standard variables. As far as I can tell it is formatted correctly and there is not an obvious mathematical reason (e.g., high correlation with another control variable) that would screw up the calculations. I’d really like the variable to be in there. When I remove it from the equation, the procedure works fine. When I include one particular variable in the logistic regression, it causes the errors I’ve listed below. I am trying to use propensity score matching in SPSS.
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