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Year 8 Mean, Median, Mode and Range Worksheet — Level 1 — Practice Set 4 — Answers

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Success TutoringWorksheetsAnswer sheetYear 8 · Mathematics · Mean, Median, Mode & Range

Year 8 Mean, Median, Mode and Range Worksheet — Level 1 — Practice Set 4 — Answers

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

1.Data: 7, 11, 18, 13, 11. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 11; mode 11; range 11

  1. Mean: 60 ÷ 5 = 12
  2. Ordered: 7, 11, 11, 13, 18 → median 11
  3. Mode: 11
  4. Range: 18 − 7 = 11
2.Data: 12, 12, 2, 8, 16. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 12; mode 12; range 14

  1. Mean: 50 ÷ 5 = 10
  2. Ordered: 2, 8, 12, 12, 16 → median 12
  3. Mode: 12
  4. Range: 16 − 2 = 14
3.Data: 18, 16, 4, 3, 4. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 9; median 4; mode 4; range 15

  1. Mean: 45 ÷ 5 = 9
  2. Ordered: 3, 4, 4, 16, 18 → median 4
  3. Mode: 4
  4. Range: 18 − 3 = 15
4.Data: 15, 15, 19, 2, 14. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 15; mode 15; range 17

  1. Mean: 65 ÷ 5 = 13
  2. Ordered: 2, 14, 15, 15, 19 → median 15
  3. Mode: 15
  4. Range: 19 − 2 = 17
5.Data: 9, 11, 2, 14, 9. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 9; median 9; mode 9; range 12

  1. Mean: 45 ÷ 5 = 9
  2. Ordered: 2, 9, 9, 11, 14 → median 9
  3. Mode: 9
  4. Range: 14 − 2 = 12
6.Data: 18, 9, 8, 16, 9. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 9; mode 9; range 10

  1. Mean: 60 ÷ 5 = 12
  2. Ordered: 8, 9, 9, 16, 18 → median 9
  3. Mode: 9
  4. Range: 18 − 8 = 10
7.Data: 2, 2, 20, 18, 18. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 18; mode 2 and 18; range 18

  1. Mean: 60 ÷ 5 = 12
  2. Ordered: 2, 2, 18, 18, 20 → median 18
  3. Mode: 2 and 18
  4. Range: 20 − 2 = 18
8.Data: 11, 12, 13, 12, 7. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 12; mode 12; range 6

  1. Mean: 55 ÷ 5 = 11
  2. Ordered: 7, 11, 12, 12, 13 → median 12
  3. Mode: 12
  4. Range: 13 − 7 = 6
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