Answer: P(A) + P(B).
- A P(A) × P(B)
- B P(A) − P(B)
- C P(A) + P(B) − 1
- D P(A) + P(B)
Correct answer: D. P(A) + P(B)
Explanation: With no overlap to subtract, the addition rule reduces to P(A) + P(B).
Concept context
Random experiments, sample space, events, and the axiomatic approach to probability