Use the pattern in Pascal's triangle to find the probability of getting 6 heads when seven fair coins are tossed. The probability of getting 6 heads when seven fair coins are tossed is (Type an integer or a simplified fraction.) Row Number Pascal's Triangle Row Sum 1 7 21 35 7 1 8 1 8 28 56 28 81 19 36 84 126 126 84 36 9 1 2 8 16 32 64 128 256 512
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Step 1: Count the total number of possible outcomes when seven fair coins are tossed: 2^7 = 128. Show more…
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