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7th Grade Mean, Median, Mode and Range Worksheet — Level 3 — Practice Set 4 — Answers

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Success TutoringWorksheetsAnswer sheet7th Grade · Mathematics · Mean, Median, Mode & Range

7th Grade Mean, Median, Mode and Range Worksheet — Level 3 — Practice Set 4 — Answers

Order the data first. Show your work for each measure.

1.Data: 42, 44, 16, 45, 23, 18, 27. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 30.71; median 27; mode no mode; range 29

  1. Mean: 215 ÷ 7 = 30.71
  2. Ordered: 16, 18, 23, 27, 42, 44, 45 → median 27
  3. Mode: no mode
  4. Range: 45 − 16 = 29
2.Data: 36, 20, 35, 46, 50, 15, 32, 21. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 31.88; median 33.5; mode no mode; range 35

  1. Mean: 255 ÷ 8 = 31.88
  2. Ordered: 15, 20, 21, 32, 35, 36, 46, 50 → median 33.5
  3. Mode: no mode
  4. Range: 50 − 15 = 35
3.Data: 5, 17, 43, 39, 13, 6, 1, 14. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 17.25; median 13.5; mode no mode; range 42

  1. Mean: 138 ÷ 8 = 17.25
  2. Ordered: 1, 5, 6, 13, 14, 17, 39, 43 → median 13.5
  3. Mode: no mode
  4. Range: 43 − 1 = 42
4.Data: 6, 25, 30, 13, 34, 5, 32. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 20.71; median 25; mode no mode; range 29

  1. Mean: 145 ÷ 7 = 20.71
  2. Ordered: 5, 6, 13, 25, 30, 32, 34 → median 25
  3. Mode: no mode
  4. Range: 34 − 5 = 29
5.Data: 43, 23, 2, 18, 3, 9, 20. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 16.86; median 18; mode no mode; range 41

  1. Mean: 118 ÷ 7 = 16.86
  2. Ordered: 2, 3, 9, 18, 20, 23, 43 → median 18
  3. Mode: no mode
  4. Range: 43 − 2 = 41
6.Data: 14, 40, 32, 4, 24, 47. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 26.83; median 28; mode no mode; range 43

  1. Mean: 161 ÷ 6 = 26.83
  2. Ordered: 4, 14, 24, 32, 40, 47 → median 28
  3. Mode: no mode
  4. Range: 47 − 4 = 43
7.Data: 50, 11, 5, 12, 16, 7, 44, 48. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 24.13; median 14; mode no mode; range 45

  1. Mean: 193 ÷ 8 = 24.13
  2. Ordered: 5, 7, 11, 12, 16, 44, 48, 50 → median 14
  3. Mode: no mode
  4. Range: 50 − 5 = 45
8.Data: 17, 41, 9, 28, 3, 20, 38, 2. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 19.75; median 18.5; mode no mode; range 39

  1. Mean: 158 ÷ 8 = 19.75
  2. Ordered: 2, 3, 9, 17, 20, 28, 38, 41 → median 18.5
  3. Mode: no mode
  4. Range: 41 − 2 = 39
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