If A and B are mutually exclusive events with P(A) = 0.80, then P(B):
A) Can take any value between 0 and $1 .$
B) Can take any value between 0 and $0.80$.
C) Can be larger than $0.80$.
D) Cannot be larger than $0.20$.

Question

If A and B are mutually exclusive events with P(A) = 0.80, then P(B): 
A) Can take any value between 0 and $1 .$
B) Can take any value between 0 and $0.80$.
C) Can be larger than $0.80$.
D) Cannot be larger than $0.20$.

Quizplus · Accepted Answer

Since A and B are mutually exclusive events, they cannot occur together. Therefore, P(B) must be less than or equal to the probability of any other event that is not A, which is 0.20 (since P(A) = 0.80). Therefore, P(B) cannot be larger than 0.20.

If a and B Are Mutually Exclusive Events with P(A) 1.1 .1.

If a and B Are Mutually Exclusive Events with P(A) $1 .$