Answer to Question #306763 in Statistics and Probability for anas

Question

You are willing to become a CR of a class, but it depends on the teacher.

• If Umar is the teacher, then there are 50% chances that you will be the CR

• If Usman is the teacher, then there are 30% chances that you will be the CR

• There are 60% chances that Umar will be the teacher

Calculate the probability that you will be the CR? (Solve this problem with both conditional

probability and probability tree diagram)