* (Q) My data contains various groups. I want to do a linear regression separately for each group then * compare the resulting coefficients. * (A) by Raynald Levesque 2004/12/17 www.spsstools.net . GET FILE='c:\\program files\\spss\\employee data.sav'. SORT CASES BY jobcat. SPLIT FILE BY jobcat. REGRESSION /MISSING LISTWISE /STATISTICS COEFF OUTS R ANOVA /CRITERIA=PIN(.05) POUT(.10) /NOORIGIN /DEPENDENT salary /METHOD=ENTER educ jobtime /OUTFILE=COVB('C:\\temp\\coef.sav') . SPLIT FILE OFF. GET FILE='C:\\temp\\coef.sav'. SELECT IF rowtype_ = "EST". EXECUTE.