SOLUTION: An unbiased coin is tossed 15 times. In how many ways can the coin land tails either exactly 8 times or exactly 5 times?
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Question 977503: An unbiased coin is tossed 15 times. In how many ways can the coin land tails either exactly 8 times or exactly 5 times? Answer by Fombitz(32388) (Show Source):
