Hello, I'm using AWS SAS University and it will only load on Internet Explorer. It does not load on Chrome, Firefox, or Edge, it gets stuck on the loading page.  Previously it worked fine with any browser. I've clear caches & it does not help.  Working only on IE would not be an issue except that IE is retiring.   Does anyone have a solution? ... View more

Hello, I need to use proc means only for rows that meet two criteria. For example:   pre   post    dif 1        0          -1 0       4           4 3       2           -1 0       0           0 5       5           0   I'd like to run proc means and exclude the 4th row. I've tried using "where A ne 0 and B ne 0" and where "A ne 0 or B ne 0" and neither provide the correct output. Any help would be greatly appreciated!   Unsuccessful code: proc means data=ABC mean sum; var pre post dif; where pre ne 0 and post ne 0; run;   proc means data=ABC mean sum; var pre post dif; where pre ne 0 or post ne 0; run;     ... View more