feedback systems feedback systems feedback systems 80 per cent of business analytics three main classes of analysis feedback systems نظم informationweek.com feedback systems les analyses prédictives descriptive analytics les analyses prédictives feedback systems puts it at odd with the current usage نظم three different stages predictive analytics are always probabilistic Information Week 80% das análises realizadas são descritivas Information Week According to Dr. Michael Wu Information Week on Big Data Analytics predictive analytics are always probabilistic Jeff Bertolucci utilizing that same data prescriptive analytics Information Week According to Dr. Michael Wu