Question

The probability that Roger wins a tennis tournament (event A) is 0.45, and the probability that Stephan wins the tournament (event B) is 0.40. The probability of Roger winning the tournament, given that Stephan wins, is 0. The probability of Stephan winning the tournament, given that Roger wins, is 0. Given this information, which statement is true?

Answer 1

Events A and B are mutually exclusive.
The probability of event A or event B is 0.45 + 0.40 = 0.85

Answer 2

This is true^^^

Answer 3

C PLATO