The stem-and-leaf display below gives the test scores for the students in Prof. Wood's 10 a.m. and 11 a.m. advertising classes. There were 23 students in the 10 a.m. class and 18 students in the 11 a.m. class. Use the display to answer the questions that follow. Test scores for Prof. Wood's advertising classes 10 a.m. 11 a.m. 44 4 28 977760 52 96443210 6 135669 5431 7 2457 72 8 0257 3 9 2 Key: 44 + 4| 4 12 - 42 (a) What were the ranges for the two classes? X 5 ? 10 a.m. 11 a.m. (b) Which class had the higher median score? 10 a.m.. 11 a.m. The medians were the same (c) Which class had more scores in the 40s? 10 a.m. 11 a.m. Each had the same