Z P(Z = Z) Small Cars X Small SUVs Y Medium SUVs Z Passenger Vans U P(V = v) Midsize Cars V Large Cars W Number 2 1 0 3 Tested (Good) (Acceptable) (Marginal) (Poor) 16 10 15 13. 15 19 1 1 3 3 3 Overall Frontal Crash-Test Rating 9 11 4 5 0 Compute the probability distribution of Z. (Enter your probabilities as fractions.) 3 2 1 0 5 5 Compute the expected value of Z. (Round your answer to three decimal places.) * E(z) = Compute the probability distribution of V. (Enter your probabilities as fractions.) V 2 1 0 Compute the expected value of V. (Round your answer to three decimal places.) E(v) = 2 4 3 3 0 3 Based on the results, which of the two types of vehicles performed better in frontal crashes? Omidsize cars Omedium SUVs 2 1 4 7 7 2