Question

if A and B are two mutually exclusive events, then P(AUB) = P(A)+P(B).
a. true
b. false​

Answer 1

Answer:

True

Step-by-step explanation:

P(A) = 4/5 , P(B)= 1/5

P(A) + P(B) = 4/5 + 1/5

=5/5 = 1

P(AUB) ≤ 1

• HENCE P(A) + P(B) = P (AUB)