Question 1051671
a) K(x) = (12/52)4 - (40/52)3 = (48-12)/52 = 36/52 = 9/13 = 69 cents
b) N(x) = (40/52)3 - (12/52)4 = (120-48)/52 = 138 cents
c) North has the advantage (he stands to win the most)