fernando's soccer team played a good season. Finishing with 16 wins and 4 losses. Ties are not allowed. If winning or losing a game was equally likely, what is the probability that fernando's team ended up with this record?

My Answer:
C(20,16)(.5)^16(.5)^4
=.00462
=.46%

However, the book says that it is .83%. could someone please tell me what I did wrong. Thanks

1 answer

The way the question is stated, your answer is correct.
I had the same result.