Statisticshard · Past Paper
What is the probability of getting at most 2 heads when 3 coins are tossed?
A7/8
B1/8
C3/8
D1/2
✓ Correct Answer: A — 7/8
At most 2 heads means anything except 3 heads (HHH). 1 - 1/8 = 7/8.
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