17. Exams I, II, and III have mean results of 67, 72, and 76, respectively, and standard deviations of 11, 8, and 5, respectively. Mary takes exam I, John takes exam II, and Sarah takes exam III. They each score 83. Rank them from lowest to highest results according to
z-scores.
(A)
John, Sarah, Mary
(C)
Mary, John, Sarah
(B)
John, Mary, Sarah
(D)
Mary, Sarah, John
If you feel the answer is none of the choices given, submit no answer to the question.