Mark receives a score report detailing his per- formance on a statewide test. On the math section, Mark earned a raw score of 39, which
placed him at the 68th percentile. This means that
(a) Mark did better than about 39% of the students who took the test.
(b) Mark did worse than about 39% of the students who took the test.
(c) Mark did better than about 68% of the students who took the test.
(d) Mark did worse than about 68% of the students who took the test.
(e) Mark got fewer than half of the questions correct on this test.