The Medical College Admission Test. Almost all medical schools in the United States require applicants to take the Medical College Admission Test (MCAT). The scores of applicants on the biological sciences part of the MCAT in 2007 were approximately Normal with mean 9.6 and standard deviation 2.2. For applicants who actually entered medical school, the mean score was 10.6 and the standard deviation was 1.7.
(a) What percent of all applicants had scores higher than 13?
(b) What percent of those who entered medical school had scores between 8 and 12?