1 coin worth more than 2 bias coin.
Two coins R and S are tossed. The 4 joint events (Hr, Hs), (Tr, Ts), (Hr, Ts), (Tr, Hs) have probability 0.28, 0.18, 0.38, 0.24, respectively, where H repetesents head and T represents tail. Which of the following is TRUE?
Hr: head from coin r He: head from coin s.similarly for tails.