2 Problem II. (8 points) There are tow urns. The first urn contains 2 black and 4 red balls, the second urn contains 3 black and 1 red balls. An urn is chosen at random and then a ball is choosen from the urn. Draw a tree diagram to calculate (a) (3 points) The probability that the ball drawn is black. enolasigns bolislol fibers widxo mol Hob nob elsbree 090) bud almebute woode oud to plusd edd eer uso noY libero liar fog of mebro if novly od bluode bewells dou 918 3do esnong los alsode shumor and stolso bobson of gouge stom bout boog bus yUson alt al god'W/ 80 bun 6.0 ,30 poulilidadong syed amove Inabrogabes soundT (eulog 8) .I moldona Suppa aleve ed To sno tesol JA (einiog b) (a) (b) (5 points) Given that the ball drawn is black the probability that the ball was drawn from the second urn