Hello world, I'm currently trying output a summary of an existing dataset into a new file (containing only only the summary values). I've tried using the class specifier to summarize (mean, sum, etc.) each variable by date, but after checking the output file, I noticed it still retained each original observation instead of summarizing by date. Thanks in advance for any help! -John Here's my code (mtsudat library is already referenced): proc summary data = sasuser.marchflights maxdec=2 sum mean; class date; var distance mail freight boarded transferred nonrevenue passengercapacity; output out = mtsudat.marchflights; run;
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