1 votes 1 votes Probability probability engineering-mathematics + – bahirNaik asked Jan 17, 2016 recategorized Jul 18, 2016 by LeenSharma bahirNaik 1.9k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes Probability of A winning : P(A) = Event of A getting head = 1/2 P(A) + P(A'B'A) + P(A'B'A'B'A) + ... $\propto$ 1/2 + 1/2*1/2*1/2 + 1/2*1/2*1/2*1/2*1/2 + ........ $\propto$ = 2/3 Therefore for B's winning = 1/3 (1-2/3) Answer A. Riya Roy(Arayana) answered Jan 17, 2016 selected Jan 17, 2016 by bahirNaik Riya Roy(Arayana) comment Share Follow See all 0 reply Please log in or register to add a comment.