Political Science homework help

Blood comes in four types: O, A, B, and AB. The percentages of people in the United States with each blood type is shown below.Draw out the sample space for two people getting married with all the different combinations of blood types. Assume the two persons are independent. (Hint: The sum of the probabilities must equal 1.00.)What is the probability that two people getting married both have blood type O?What is the probability that two people getting married both have the same blood type?Do you think that the assumption of independence is reasonable for blood type for a couple?