Answer to Question #249905 in Statistics and Probability for ABC

Question

Calculate the probabilities for the following statements as per the given scenario and draw the probability tree diagram also (Note: This diagram can be prepared in MS-Paint or manually).

A study undertaken by the Rajan Supervisor of Elections in 2002 revealed that 44% of registered voters are ‘Dharwadi Yuth’, 37% are Rajmoti, and 19% are others. If two registered voters are selected at random, what is the probability that both of them have the same party affiliation?

Answer 1

The answer to this question is as shown on the diagram below as instructed on the question:

The probability that they have the same party affiliation is: $DD+RR+OO=0.19+0.14+0.03=0.36$