The grades on a math test of 25 students are listed below. 86 92 77 84 75 95 66 88 84 53

Chapter 15, Problem 19

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The grades on a math test of 25 students are listed below. 86 92 77 84 75 95 66 88 84 53 98 87 83 74 61 82 93 98 87 77 86 58 72 76 89 a. Organize the data in a stem-and-leaf diagram. b. Organize the data in a frequency distribution table. c. How many students scored 70 or above on the test? d. How many students scored 60 or below on the test?

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