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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: 20, 5, 15, 13, 13, 13, 2, 7. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 13; mode 13; range 18

  1. Mean: 88 ÷ 8 = 11
  2. Ordered: 2, 5, 7, 13, 13, 13, 15, 20 → median 13
  3. Mode: 13
  4. Range: 20 − 2 = 18
2.Data: 9, 15, 12, 2, 1, 3. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 7; median 6; mode no mode; range 14

  1. Mean: 42 ÷ 6 = 7
  2. Ordered: 1, 2, 3, 9, 12, 15 → median 6
  3. Mode: no mode
  4. Range: 15 − 1 = 14
3.Data: 3, 3, 10, 17, 10, 20, 14. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 10; mode 3 and 10; range 17

  1. Mean: 77 ÷ 7 = 11
  2. Ordered: 3, 3, 10, 10, 14, 17, 20 → median 10
  3. Mode: 3 and 10
  4. Range: 20 − 3 = 17
4.Data: 15, 3, 13, 14, 16, 17. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 14.5; mode no mode; range 14

  1. Mean: 78 ÷ 6 = 13
  2. Ordered: 3, 13, 14, 15, 16, 17 → median 14.5
  3. Mode: no mode
  4. Range: 17 − 3 = 14
5.Data: 7, 12, 7, 14, 8, 16, 3, 5. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 9; median 7.5; mode 7; range 13

  1. Mean: 72 ÷ 8 = 9
  2. Ordered: 3, 5, 7, 7, 8, 12, 14, 16 → median 7.5
  3. Mode: 7
  4. Range: 16 − 3 = 13
6.Data: 4, 19, 20, 19, 9, 12, 8. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 12; mode 19; range 16

  1. Mean: 91 ÷ 7 = 13
  2. Ordered: 4, 8, 9, 12, 19, 19, 20 → median 12
  3. Mode: 19
  4. Range: 20 − 4 = 16
7.Data: 9, 12, 7, 15, 13, 18, 14, 8. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 12.5; mode no mode; range 11

  1. Mean: 96 ÷ 8 = 12
  2. Ordered: 7, 8, 9, 12, 13, 14, 15, 18 → median 12.5
  3. Mode: no mode
  4. Range: 18 − 7 = 11
8.Data: 13, 13, 2, 11, 14, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 13; mode 13; range 17

  1. Mean: 72 ÷ 6 = 12
  2. Ordered: 2, 11, 13, 13, 14, 19 → median 13
  3. Mode: 13
  4. Range: 19 − 2 = 17
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