Events

A

and

B

are mutually exclusive. Suppose event

A

occurs with probability

0.02

and event

B

occurs with probability

0.53

.

Compute the following. (If necessary, consult a list of formulas.)

(a)	Compute the probability that B occurs or A does not occur (or both).
(b)	Compute the probability that either B occurs without A occurring or A and B both occur.