Question 13 Students who live on campus and purchase a meal plan are randomly assigned to one of three dining halls: the Commons, Northeast, and Frazier. What is the probability that the next student to purchase a meal plan will be assigned to the Commons?0.330.50.660.25
Question 14 An inventory of appliances contains four white washers and one black washer. If a customer selects one at random, what is the probability that the black washer will be selected?
Question 15 Three events occur with probabilities P(E1) =0.35, P(E2) =0.15, P(E3) =0.40. If the event occurs, the probability becomes P(E1|B) =0.25, P(B) =0.30. Calculate P(E1and BB).
Question 16 The method of probability assessment that relies on an examination of historical data from similar situations is: