Mean, Median, Range, and Mode Worksheet

Mean, Median, Range, and Mode Worksheet Answer Sheet/Grading Rubric

Directions: In the space to the right, determine the mean, median, mode, and range for each data set.

1) 18, 18, 15, 18, 18, 24, 21, 21, 24, 14 Mean = 19.1 (4pts)

Median = 18 (4pts)

Mode = 18 (4pts)

Range = 14 – 24 (4pts)

2) 94, 69, 84, 69, 90, 75, 94, 90, 90, 9, 5 Mean = 69.9 (4pts)

Median = 84 (4pts)

Mode = 90 (4pts)

Range = 5 – 94 (4pts)

3) 22, 5, 22, 13, 12, 24, 24, 9, 24, 19 Mean = 17.4 (4pts)

Median = 20.5 (4pts)

Mode = 24 (4pts)

Range = 5 – 24 (4pts)

4) 23, 1, 1, 18, 1, 3, 18, 10, 7, 3 Mean = 8.5 (4pts)

Median = 5 (4pts)

Mode = 1 (4pts)

Range = 1 – 23 (4pts)

5) $55, $78, $99, $23, $55, $78.50, $89.30, $77 Mean = $69.35 (4pts)

Median = $77.50 (4pts)

Mode = $55 (4pts)

Range = $23 - $99 (4pts)

6) If ninety workers are paid $8.00 an hour, nine workers are paid $9.00 an hour, and one person is paid $17.00 an hour, is it accurate to say that the company pays a range of wages from $8.00 an hour to $17.00 an hour?

Yes (5 pts)

Does this statement create a false impression? Why or why not? Yes ~ answers may vary.

(6 pts)

7) Give three real world examples where central tendency is utilized.

Answers may vary. (3 pts each)