Allday Education

Free Mean, Median & Mode Worksheet

Ten measures-of-center problems (mean of a data set) with an answer key.

Answer key included
Name: Date:
Mean, Median & Mode
1.
12, 3, 6, 17, 212,\ 3,\ 6,\ 17,\ 2
2.
19, 17, 1, 6, 1719,\ 17,\ 1,\ 6,\ 17
3.
11, 7, 13, 10, 11, 19, 2011,\ 7,\ 13,\ 10,\ 11,\ 19,\ 20
4.
13, 11, 7, 18, 1113,\ 11,\ 7,\ 18,\ 11
5.
2, 15, 14, 9, 3, 3, 172,\ 15,\ 14,\ 9,\ 3,\ 3,\ 17
6.
6, 15, 14, 8, 7, 9, 46,\ 15,\ 14,\ 8,\ 7,\ 9,\ 4
7.
12, 17, 20, 4, 19, 16, 312,\ 17,\ 20,\ 4,\ 19,\ 16,\ 3
8.
17, 12, 2, 13, 117,\ 12,\ 2,\ 13,\ 1
9.
17, 18, 14, 12, 19, 6, 517,\ 18,\ 14,\ 12,\ 19,\ 6,\ 5
10.
1, 4, 6, 15, 41,\ 4,\ 6,\ 15,\ 4
Andy · alldayeverydaymath.com
Name: Answer KeyDate:
Mean, Median & Mode
1.
12, 3, 6, 17, 212,\ 3,\ 6,\ 17,\ 2
Answer: 88
2.
19, 17, 1, 6, 1719,\ 17,\ 1,\ 6,\ 17
Answer: 1212
3.
11, 7, 13, 10, 11, 19, 2011,\ 7,\ 13,\ 10,\ 11,\ 19,\ 20
Answer: 1313
4.
13, 11, 7, 18, 1113,\ 11,\ 7,\ 18,\ 11
Answer: 1212
5.
2, 15, 14, 9, 3, 3, 172,\ 15,\ 14,\ 9,\ 3,\ 3,\ 17
Answer: 99
6.
6, 15, 14, 8, 7, 9, 46,\ 15,\ 14,\ 8,\ 7,\ 9,\ 4
Answer: 99
7.
12, 17, 20, 4, 19, 16, 312,\ 17,\ 20,\ 4,\ 19,\ 16,\ 3
Answer: 1313
8.
17, 12, 2, 13, 117,\ 12,\ 2,\ 13,\ 1
Answer: 99
9.
17, 18, 14, 12, 19, 6, 517,\ 18,\ 14,\ 12,\ 19,\ 6,\ 5
Answer: 1313
10.
1, 4, 6, 15, 41,\ 4,\ 6,\ 15,\ 4
Answer: 66
Andy · alldayeverydaymath.com

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About this worksheet

Students compute the mean of a small data set — the most-used statistic in middle school and the base for standard deviation later. Clean whole-number sets keep the focus on the method.

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