* (Q) I would like to exclude "outliers" from my analysis where I define outliers as values outside mean +/- 2 times the sd. * (A) posted by Ray 2001/10/15. GET FILE='c:\\program files\\spss\\employee data.sav'. * next command create a new variable named zsal which contains the z-scores of salary. DESCRIPTIVE salary(zsal) /STATISTICS=MEAN STDDEV MIN MAX. * Exclude outliers (cases with z-scores outside the (-2,2) range). SELECT IF RANGE(zsal,-2,2). DESCRIPTIVE salary zsal /STATISTICS=MIN MAX. EXECUTE. .