binomial law
binomial law
[bī′nō·mē·əl ‚lȯ] (mathematics)
The probability of an event occurring r times in n Bernoulli trials is equal to (nr) pr (1- p) n-r, where p is the probability of the event.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.