chuckd@infmx.UUCP (Charles Droukas) (03/22/89)
I am in need of the standard deviation formula and a definition of the different symbols. Also, if anyone has a C program that calculates the standard deviation, either you can post it or mail it to: pyramid!infmx!chuckd Thanks in advance, The Chucker 8^)
gwyn@smoke.BRL.MIL (Doug Gwyn ) (03/22/89)
In article <1187@infmx.UUCP> chuckd@infmx.UUCP (Charles Droukas) writes: >I am in need of the standard deviation formula ... WARNING: The usual textbook formula is not good computationally, as it involves summing lots of terms each of which is based on the subtraction of two nearly equal quantities.