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7th Grade Mean, Median, Mode and Range Worksheet — Level 2 — 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 2 — Practice Set 4 — Answers

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

1.Data: 16, 3, 2, 15, 7, 11, 14, 20. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 12.5; mode no mode; range 18

  1. Mean: 88 ÷ 8 = 11
  2. Ordered: 2, 3, 7, 11, 14, 15, 16, 20 → median 12.5
  3. Mode: no mode
  4. Range: 20 − 2 = 18
2.Data: 13, 8, 3, 18, 7, 8, 10, 13. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 9; mode 8 and 13; range 15

  1. Mean: 80 ÷ 8 = 10
  2. Ordered: 3, 7, 8, 8, 10, 13, 13, 18 → median 9
  3. Mode: 8 and 13
  4. Range: 18 − 3 = 15
3.Data: 14, 17, 5, 16, 5, 2, 11. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 11; mode 5; range 15

  1. Mean: 70 ÷ 7 = 10
  2. Ordered: 2, 5, 5, 11, 14, 16, 17 → median 11
  3. Mode: 5
  4. Range: 17 − 2 = 15
4.Data: 19, 9, 3, 7, 11, 1, 15, 15. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 10; mode 15; range 18

  1. Mean: 80 ÷ 8 = 10
  2. Ordered: 1, 3, 7, 9, 11, 15, 15, 19 → median 10
  3. Mode: 15
  4. Range: 19 − 1 = 18
5.Data: 10, 15, 15, 16, 12, 16. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 14; median 15; mode 15 and 16; range 6

  1. Mean: 84 ÷ 6 = 14
  2. Ordered: 10, 12, 15, 15, 16, 16 → median 15
  3. Mode: 15 and 16
  4. Range: 16 − 10 = 6
6.Data: 4, 20, 15, 16, 8, 9, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 15; mode no mode; range 16

  1. Mean: 91 ÷ 7 = 13
  2. Ordered: 4, 8, 9, 15, 16, 19, 20 → median 15
  3. Mode: no mode
  4. Range: 20 − 4 = 16
7.Data: 6, 17, 12, 2, 13, 4. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 9; median 9; mode no mode; range 15

  1. Mean: 54 ÷ 6 = 9
  2. Ordered: 2, 4, 6, 12, 13, 17 → median 9
  3. Mode: no mode
  4. Range: 17 − 2 = 15
8.Data: 10, 17, 11, 12, 13, 15. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 12.5; mode no mode; range 7

  1. Mean: 78 ÷ 6 = 13
  2. Ordered: 10, 11, 12, 13, 15, 17 → median 12.5
  3. Mode: no mode
  4. Range: 17 − 10 = 7
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