2. College students were asked how well they did on their first statistics exam. Their scares are shown
100, 98, 77, 76, 85, 62, 73, 88, 85, 92, 93, 72, 66, 70, 90, 100
stem-and-leaf plot.
a) Represent the students' scores in a
b) Represent the students' scores on a histogram.