2.Suppose that the score of a final exam come from a class with a mean score of 70 and a variance of 25. What
is a diagnostically meaningful cutoff if you want to identify the students who score in the highest 5% of the
class? (
) (10%)
2.Suppose that the score of a final exam come from a class with a mean score of 70 and a variance of 25. What
is a diagnostically meaningful cutoff if you want to identify the students who score in the highest 5% of the
class? (
) (10%)