This Question: 1 pt 21 of 23 (7 complete) This T On a certain test, the mean is 105 with a standard deviation of 15. The results come very close to fitting a normal curve. Suppose this test is given to a very large group of people. Use the empirical rule to find the percentage of people whose 90 and 120. What is the percentage of people whose test scores are between 90 and 120? % (Type an integer or a decimal.) Enter your answer in the answer box