SOLUTION: Supposed 5 fair coins are tossed. Use Pascal’s triangle to find the number of ways of obtaining exactly 4 heads.

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Question 1146055: Supposed 5 fair coins are tossed. Use Pascal’s triangle to find the number of ways of obtaining exactly 4 heads.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
1
1--2--1
1--3--3--1
1--4--6--4--1
1--5--10--10--5--1***
There are 5 ways to get 4 heads.