Alarge manufacturing firm tests job applicants who recently graduated from college. the test scores are normally distributed with a mean of 500 and a standard deviation of 50. management is considering placing a new hire in an upper level management position if the person scores in the upper 6 percent of the distribution. what is the lowest score a college graduate must earn to qualify for a responsible position?
a. 50
b. 625
c. 460
d. 578