9
Answer: CSet 2: Probability (Beginner)
Explanation
PROBLEM
The probability of rain tomorrow is 72%. What is the probability it will NOT rain?
The probability of rain tomorrow is 72%. What is the probability it will NOT rain?
A.
38%
B.
62%
C.✓ Correct
28%
D.
72%
Detailed Explanation
Choice C is the best answer. P(not rain) = 100% - 72% = 28%
Why others are wrong:
A: 38% is incorrect because it does not satisfy the equation.
B: 62% is incorrect because it does not satisfy the equation.
D: 72% is incorrect because it does not satisfy the equation.