Complete code and some example data would help. Copy the code from your editor, on the forum open a text box using the </> icon and paste the code.   Without knowing the current options you are using for the graph we will spend a lot of time guessing what you have and some suggestions may not work because they conflict with other choices made in your code.   I suspect that the value for that arrow is just too small. The length of the "cap" could imply a value not present in your data as it has a minimum size needed to display.   Edit: I am guessing that you did a HIGHLOW plot. Depending on your settings for graphic area this may explain what happens: data plot; do y=1 to 25; low=0; if y< 5 then high=y/5; else high=y; output; end; run; proc sgplot data=plot; highlow y=y low=low high=high / barwidth=1 highcap=filledarrow type=bar ; run; Note that a "small" value for high, in this case 0.6 for Y=3, allows just the point but that smaller values of 0.4 and 0.2 there is not sufficient space for the entire triangle of the arrow so none is shown. ... View more

Keep in mind that, as always, the task defines the tool. Depending on the layout, size and contents of your data, other means than SQL might be more efficient, or it might even be that SQL can't do what you want (SQL only knows DISTINCT, but PROC SORT makes a difference between NODUPREC and NODUPKEY). ... View more

K-S test ? Check PROC NPAR1WAY . Calling @Rick_SAS ... View more