I have a project where it is necessary to determine Outliers of lab results and looking for some pointers on the best way to handle this type of calculation with PostgreSQL. Possibly an operator? I have no experience with that. I found some info on the web for calculating Outliers, here is one of them...
http://cc.uoregon.edu/cnews/spring2000/outliers.html -- Robert ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]