Mrs. Hansen wanted to compare the amount of money she spent at the grocery store for the first 9 weeks and the second 9 weeks of the year . Using the information below, answer each question. Round all answers to the nearest tenth.
1st 9 weeks : 92, 85, 43, 100, 65, 78, 88, 92, 75
2nd 9 weeks : 86, 63, 95, 75, 92, 81, 87, 86, 95