Professor Elderman has given the same multiple-choice final…
Professor Elderman has given the same multiple-choice final exam in his Principles of Microeconomics class for many years. After examining his records from the past 10 years, he finds that the scores have a mean of 75 and a standard deviation of 15.What is the probability that a class of 36 students will have an average greater than 70 on Professor Elderman’s final exam?