SAS Users
Providing technical tips and support information, written for and by SAS users.
Have you used the MEANS procedure to calculate frequencies: for several variables in the same step? without sorting the data first? without checking for missing values? using the TYPE statement and the CLASS statement together? At the recent SouthEastern SAS Users Group conference, Janet Willis shared what can go wrong
Kirk Paul Lafler, Software Intelligence Corporation, has written four SAS books and more than 500 peer-reviewed papers - 19 of which were awarded Best Contributed Papers or Poster, so I’m going to believe him when he says that he’s figured out a thing or two about tuning SAS systems.
In pharmaceutical research, analysts often want to see the number of respondents who are at each site and the treatment they receive. Apparently, there's more than one way to produce correct results when you are using the PROC MEANS procedure. In Janet Willis' paper, Do You Have Too Much Class?, (awarded Best