QUESTION 12 12) Michael and Lorenzo both took the same math exam. Michael scored 87 on the test. Lorenzo's paper only had a z-score on it, which was +1.2. The instructor gave Lorenzo the following information about the distribution about the test grades: the mean was 76 and standard deviation was 15. Who had the higher test grade? Michael or Lorenzo and why? O a. Michael because he scored higher on O b. Lorenzo because his grade O c. Cannot be O d. Michael because his z-score the exam was 94 determined was higher QUESTION 13 Sub l answers