The average composite ACT score for Florida students who took the test in 2016 was 21.4 with a standard deviation of 1.05. A random sample of 25 students took the exam in 2013 and had a mean score of "19"

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?