Q1 Suppose the rule in the unfinished game is that the pot goes to the player who first gets 4 points when playing a fair coin (in each round, they flip a coin and the winner gets one point). If the game stops when Alice has 3 points and Bob has 1 point, in what ratio, the pot should be divided between Alice and Bob? Q2 What is the variance of the random variable X. Its corresponding probabilities are as follows. X P(X) 1 0.3 2 0.2 3 0.5