Get an AnswerWhat is the difference between a problem statement and a purpose statement?Smart Writing ServicesOctober 25, 2017 7:46 amOctober 25, 2017Previous ArticleState and Local GovernmentNext ArticleCompare and contrast the PF and traditional models of validity. Describe why Bornstein maintains that it is important to use the PF model of validity. Using the four steps outlined by Bornstein how would you assess validity for my chosen sonstruct and selected test to assess that construct. Demostrate college level communecateon.