5. Three unbiased coins are tossed. What is the probability of getting at most two heads? A. ( frac{3}{4} ) B. ( frac{1}{4} ) C. ( frac{3}{8} ) D. ( frac{7}{8} ) Answer: Option D
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There are 2 possibilities for each coin (head or tail), so the total number of outcomes is 2^3 = 8. Show more…
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