I thought DPL was from Applied Decision Analysis/Standard & Poors/PricewaterhouseCoopers?
DPL has a rich history. Syncopation Software has been developing, marketing and supporting DPL since signing an agreement with PricewaterhouseCoopers on 1 July 2003. We are first and foremost a software company, and are committed to satisfying our users and advancing DPL in the marketplace. The founders of Syncopation have been involved with DPL since its inception in 1991. • Why are DPL’s default probabilities 30%/40%/30%? Those probabilites are the best three-state approximation to a normal distribution when used with values from the 10th, 50th and 90th percentiles of the normal cumulative distribution function. Therefore, if you have estimated the 10th/50th/90th percentiles for sensitivity analysis, and you believe your uncertainties are normally distributed, you can progress from sensitivity analysis to decision/risk analysis quickly. • Why isn’t my decision tree updated when I add nodes to the influence diagram? DPL will build a default decision tree while you’re working in the in
