Comparing Macro Values

I was working on some SAS macro code today that I hadn’t touched in quite a while. Actually, I haven’t even been working on much SAS code for a while. So it was nice to get my mind back to the language I am most familiar with.

I spent a good thirty m…

Example 9.34: Bland-Altman type plot

The Bland-Altman plot is a visual aid for assessing differences between two ways of measuring something. For example, one might compare two scales this way, or two devices for measuring particulate matter. The plot simply displays the difference betw…