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

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Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Mean, Median, Mode & Range

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

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

1.Data: 18, 16, 11, 14, 7, 12. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 13; mode no mode; range 11

  1. Mean: 78 ÷ 6 = 13
  2. Ordered: 7, 11, 12, 14, 16, 18 → median 13
  3. Mode: no mode
  4. Range: 18 − 7 = 11
2.Data: 4, 12, 6, 10, 3, 16, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 10; mode no mode; range 16

  1. Mean: 70 ÷ 7 = 10
  2. Ordered: 3, 4, 6, 10, 12, 16, 19 → median 10
  3. Mode: no mode
  4. Range: 19 − 3 = 16
3.Data: 2, 3, 19, 20, 7, 7, 11, 11. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 9; mode 7 and 11; range 18

  1. Mean: 80 ÷ 8 = 10
  2. Ordered: 2, 3, 7, 7, 11, 11, 19, 20 → median 9
  3. Mode: 7 and 11
  4. Range: 20 − 2 = 18
4.Data: 1, 6, 12, 1, 17, 17. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 9; median 9; mode 1 and 17; range 16

  1. Mean: 54 ÷ 6 = 9
  2. Ordered: 1, 1, 6, 12, 17, 17 → median 9
  3. Mode: 1 and 17
  4. Range: 17 − 1 = 16
5.Data: 2, 14, 7, 17, 3, 18, 9, 18. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 11.5; mode 18; range 16

  1. Mean: 88 ÷ 8 = 11
  2. Ordered: 2, 3, 7, 9, 14, 17, 18, 18 → median 11.5
  3. Mode: 18
  4. Range: 18 − 2 = 16
6.Data: 3, 10, 12, 6, 17, 5, 3. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 8; median 6; mode 3; range 14

  1. Mean: 56 ÷ 7 = 8
  2. Ordered: 3, 3, 5, 6, 10, 12, 17 → median 6
  3. Mode: 3
  4. Range: 17 − 3 = 14
7.Data: 11, 15, 3, 12, 1, 6. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 8; median 8.5; mode no mode; range 14

  1. Mean: 48 ÷ 6 = 8
  2. Ordered: 1, 3, 6, 11, 12, 15 → median 8.5
  3. Mode: no mode
  4. Range: 15 − 1 = 14
8.Data: 5, 12, 6, 16, 7, 5, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 7; mode 5; range 14

  1. Mean: 70 ÷ 7 = 10
  2. Ordered: 5, 5, 6, 7, 12, 16, 19 → median 7
  3. Mode: 5
  4. Range: 19 − 5 = 14
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