Question

Suppose S and T are mutually exclusive events. Find P(S or T).

P(S) = 20%, P(T) = 22%
(1 point)
Responses

2%
2%

440%
440%

42%
42%

4.4%

Answer 1

Since S and T are mutually exclusive, it means that they cannot occur at the same time. Therefore, P(S or T) is equal to the sum of the individual probabilities P(S) and P(T).

P(S or T) = P(S) + P(T) = 20% + 22% = 42%

So, the correct answer is 42%.