Suppose you have 3 jars with the following contents, Jar 1 has 3
whites balls and 2 black balls.Jar 2 has 2 white balls and 3 black
balls. Jar 3 has 1 white ball and 1 black ball. One jar is to be
selected and then 1 ball is to be drawn from the selected jar. The
probabilities of selecting the first, second, and third jar are
1/2,1/3,and 1/6 respectively. Find the probability the ball was
drawn from jar 1 givien that thr ball is white.