A badminton player plays 5 matches. His probability of winning any single match is 0.6. The probability he wins exactly 3 matches is:
A badminton player plays 5 matches. His probability of winning any single match is 0.6. The probability he wins exactly 3 matches is:
- A. 0.2160
- B. 0.3456
- C. 0.4320
- D. 0.6000
Answer: B) 0.3456
Explanation: n=5, p=0.6, q=0.4, r=3. P(X=3) = ⁵C₃ (0.6)³ (0.4)² = 10 × 0.216 × 0.16 = 0.3456.
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