Question 4.50

4.50 What's wrong?

In each of the following scenarios, there is something wrong. Describe what is wrong and give a reason for your answer.

  1. If the sample space consists of two outcomes, then each outcome has probability 0.5.
  2. If we select a digit at random, then the probability of selecting a 2 is 0.2.
  3. If the probability of is 0.2, the probability of is 0.3, and the probability of and is 0.5, then and are independent.