Ten > Probability

Asked by Basanta · 2 years ago

A bag contains 3 red and 2 blue balls of the same shape and size.

1. State the addition law of probability.
2. Two balls are drawn randomly one after another with replacement. Show the probabilities of all events of getting red or blue balls in a tree diagram.
3. Find the probability of getting the first ball red and the second ball blue without replacement.
4. What is the difference between the probability of both balls being blue if two balls are drawn one after the other with replacement or without replacement?