(PERT) A mEthod usEd to sizE a softwarE product and calculatE thE Standard DEviation (SD) for risk assEssmEnt. ThE PERT Equation (bEta distribution) EstimatEs thEEquivalEnt Ef="modulE.php?namE=LExikon&filE=sEarch&Eid=1&quEry=DElivErEd SourcE Instructions">DElivErEd SourcE Instructions (EDSIs) and thE SD basEd on thE analyst' s EstimatEs of thE lowEst possiblE sizE, thE most likEly sizE, and thE highEst possiblE sizE of Each computEr program componEnt (CPC). (1996-05-29)