Dr. Benthem reports that the scores of 100 male and 100 female students on his new test of mechanical reasoning form a normal curve. From his statement we may conclude that

Question

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The statement that the scores form a normal curve indicates that the distribution of scores is bell-shaped and symmetric, which implies that relatively few scores deviated extremely from the groups' average. The statement provides no information about the average male and female scores, nor about whether the students were guessing at the answers, nor about the average score on the test.

Dr Benthem Reports That the Scores of 100 Male and 100