Mathematics, 29.04.2021 22:50 arnold2619

31. MCAT Scores A random sample of 50 medical school applicants at a university has a mean raw score of 31 on the multiple choice portions of the
Medical College Admission Test (MCAT). A student says that the mean
raw score for the school's applicants is more than 30. Assume the population
standard deviation is 2.5. At a = 0.01, is there enough evidence to support
the student's claim? (Adapted from Association of American Medical Colleges)

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31. MCAT Scores A random sample of 50 medical school applicants at a university has a mean raw sco...