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7th Grade Mean, Median, Mode and Range Worksheet — Level 3 — Practice Set 2 — 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 2 — Answers

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

1.Data: 27, 29, 39, 9, 2, 4. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 18.33; median 18; mode no mode; range 37

  1. Mean: 110 ÷ 6 = 18.33
  2. Ordered: 2, 4, 9, 27, 29, 39 → median 18
  3. Mode: no mode
  4. Range: 39 − 2 = 37
2.Data: 19, 20, 17, 42, 4, 3. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 17.5; median 18; mode no mode; range 39

  1. Mean: 105 ÷ 6 = 17.5
  2. Ordered: 3, 4, 17, 19, 20, 42 → median 18
  3. Mode: no mode
  4. Range: 42 − 3 = 39
3.Data: 44, 44, 9, 26, 45, 7, 15. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 27.14; median 26; mode 44; range 38

  1. Mean: 190 ÷ 7 = 27.14
  2. Ordered: 7, 9, 15, 26, 44, 44, 45 → median 26
  3. Mode: 44
  4. Range: 45 − 7 = 38
4.Data: 4, 35, 36, 21, 33, 45, 25, 26. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 28.13; median 29.5; mode no mode; range 41

  1. Mean: 225 ÷ 8 = 28.13
  2. Ordered: 4, 21, 25, 26, 33, 35, 36, 45 → median 29.5
  3. Mode: no mode
  4. Range: 45 − 4 = 41
5.Data: 23, 37, 24, 20, 21, 39. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 27.33; median 23.5; mode no mode; range 19

  1. Mean: 164 ÷ 6 = 27.33
  2. Ordered: 20, 21, 23, 24, 37, 39 → median 23.5
  3. Mode: no mode
  4. Range: 39 − 20 = 19
6.Data: 21, 18, 42, 26, 14, 2, 12, 22. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 19.63; median 19.5; mode no mode; range 40

  1. Mean: 157 ÷ 8 = 19.63
  2. Ordered: 2, 12, 14, 18, 21, 22, 26, 42 → median 19.5
  3. Mode: no mode
  4. Range: 42 − 2 = 40
7.Data: 43, 40, 27, 41, 15, 15, 29. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 30; median 29; mode 15; range 28

  1. Mean: 210 ÷ 7 = 30
  2. Ordered: 15, 15, 27, 29, 40, 41, 43 → median 29
  3. Mode: 15
  4. Range: 43 − 15 = 28
8.Data: 32, 48, 3, 23, 42, 36, 45, 5. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 29.25; median 34; mode no mode; range 45

  1. Mean: 234 ÷ 8 = 29.25
  2. Ordered: 3, 5, 23, 32, 36, 42, 45, 48 → median 34
  3. Mode: no mode
  4. Range: 48 − 3 = 45
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