Three coins are tossed simultaneously. Let X be the random variable representing the number of heads. The value of P(X=2) is:
Three coins are tossed simultaneously. Let X be the random variable representing the number of heads. The value of P(X=2) is:
- A. 1/8
- B. 3/8
- C. 1/2
- D. 5/8
Answer: B) 3/8
Explanation: Out of 8 possible outcomes, 3 have exactly 2 heads (HHT, HTH, THH). So, P(X=2) = 3/8.
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