My answer Comment You could ignore both the Heads, Heads case (prob=0.5625) and Tails,Tails case (Prob=0.0625). The other two cases have equal probability (0.1875). Reply
You could ignore both the Heads, Heads case (prob=0.5625) and Tails,Tails case (Prob=0.0625). The other two cases have equal probability (0.1875).