A fair coin is tossed 3 times. Probability of at most one head is:
A fair coin is tossed 3 times. Probability of at most one head is:
- A. 1/2
- B. 3/8
- C. 5/8
- D. 1/4
Answer: A) 1/2
Explanation: P(0 head)+P(1 head)=1/8+3/8=1/2.
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