SOLUTION: Coin Tosses: A coin is to be tossed six times. What is the probability of obtaining exactly three heads?
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Question 368927: Coin Tosses: A coin is to be tossed six times. What is the probability of obtaining exactly three heads?
Answer by sudhanshu_kmr(1152) (Show Source): You can put this solution on YOUR website!
exactly 3 heads means 3 times head and 3 times tail.
it can be solved by binomial probability.
probability of getting head in one toss = 1/2
and probability of getting tail in one toss = 1/2
required probability = 6C3 * (1/2)^3 * (1/2)^3
= 20 * 1/8 * 1/8
= 5/16
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