Has anybodys grabbed development of a standard deviation/variance calculation function? If not, I am interested in tacking it on my todo list. What would be involved? That is, should it be written in C or in PL/PgSQL, or what? (I imagine that C would be fastest, no?) Cheers, dan ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]
