There are ten balls in an urn They are identical except for color Four are red five are blue and one is yellow You are to draw a ball from the urn note its color and set it aside Then you are to draw another ball from the urn and note its color a Make a tree diagram to show all possible outcomes of the experiment O b Let P x y be the probability of choosing an x colored ball on the first draw and a y colored ball on the second draw Compute the probability for each outcome of the experiment Enter your answers as fractions P R R P R B P R Y P B R P B B P B Y P Y R DOY D