Hello. I am revisiting the SAS codes I used in the past and have difficulty interpreting my previous codes. Can anyone tell me the difference between the two codes below? Thank you. data a1.prediss1; set a1.prediss; where Error=0 And (Phoneme_stress in (0, 2, 3, 4, 5)) And phase_info1 in (1, 3); run; versus data a1.Prediss1; set a1.Prediss; where error=0 And phase_info1 in (1, 3); if Phoneme_stress in (2, 3, 4, 5) then delete; run;
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