3
QuizMultiple Choice

Measures of Center — Quiz

Question 3 • Mathematics I

Mr. Li records the measures of the lengths of his students’ handprints. The lengths, in centimeters, are shown in the table. 14 point 0 11 point 5 12 point 1 16 point 2 13 point 5 14 point 3 16 point 8 12 point 4 13 point 7 12 point 0 14 point 7 15 point 2 11 point 9 15 point 6 13 point 8 14 point 2 12 point 5 15 point 0 16 point 0 13 point 1 11 point 7 If the class creates a histogram of the data in the table, how many students are in the range 12 cm to 13 point 9 cm?

Answer
A
3
B
8
C
7
D
4

Explanation

Count the measurements from 12 cm through 13.9 cm, including both endpoints. The values in that range are 12.1, 13.5, 12.4, 13.7, 12.0, 13.8, 12.5, and 13.1 cm, for a total of 8 students. The correct choice is 8.

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