Two teams kifaru and simba are playing in a tournament. The winner is the first team to win either two consecutive games or a total of three games. Copy the tree diagram below to show the possible ways in which the tournament may end. Let s stand for simba
Let k stand for kifaru
If in any one game the probability that either team wins is 1/2, find the probability that:
a) the tournament ends after only two games
b) five games need to be played before the winner is decided
c)simba wins the tournament