Basket contain 2 white balls, 5 yellow balls and 3 balls consider selecting one ball at a time from the basket.
a) Assuming the ball selection is without replacement. What is the probability that the the first ball is red and the second ball is white.
b) Assuming the ball selection is with replacement. What is the probability that the first ball is yellow and the second ball is also yellow.
(Please show your work for better understanding )