= lest: Chapter if lest inis quest Submit test point(s) possible A college entrance exam is taken by 2500 students. The scores on the exam have an approximately normal distribution with mean p = 56 points and standard deviation o = 8 points. Estimate the percentile for each of the following scores (a) 56 points (b) 64 points (c) 72 points (d) 32 points (a) 56 points corresponds to the th percentile. (Type an integer or a decimal ) (b) 64 points corresponds to the th percentile (Type an integer or a decimal.) (c) 72 points corresponds to the th percentile 15 (Type an integer or a decimal) (d) 32 points corresponds to the th percentile (Type an integer or a decimal.) 4/15 4/15