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

Answer sheet with worked solutions for the Year 7 mean, median, mode & range worksheet.

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

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

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

1.Data: 6, 10, 17, 7, 10, 2, 3, 9. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 8; median 8; mode 10; range 15

  1. Mean: 64 ÷ 8 = 8
  2. Ordered: 2, 3, 6, 7, 9, 10, 10, 17 → median 8
  3. Mode: 10
  4. Range: 17 − 2 = 15
2.Data: 11, 9, 19, 11, 14, 13, 14. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 13; mode 11 and 14; range 10

  1. Mean: 91 ÷ 7 = 13
  2. Ordered: 9, 11, 11, 13, 14, 14, 19 → median 13
  3. Mode: 11 and 14
  4. Range: 19 − 9 = 10
3.Data: 1, 1, 9, 11, 15, 2, 18, 7. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 8; median 8; mode 1; range 17

  1. Mean: 64 ÷ 8 = 8
  2. Ordered: 1, 1, 2, 7, 9, 11, 15, 18 → median 8
  3. Mode: 1
  4. Range: 18 − 1 = 17
4.Data: 1, 11, 20, 15, 5, 18, 14. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 14; mode no mode; range 19

  1. Mean: 84 ÷ 7 = 12
  2. Ordered: 1, 5, 11, 14, 15, 18, 20 → median 14
  3. Mode: no mode
  4. Range: 20 − 1 = 19
5.Data: 18, 11, 8, 14, 10, 14, 9, 4. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 10.5; mode 14; range 14

  1. Mean: 88 ÷ 8 = 11
  2. Ordered: 4, 8, 9, 10, 11, 14, 14, 18 → median 10.5
  3. Mode: 14
  4. Range: 18 − 4 = 14
6.Data: 2, 9, 11, 2, 14, 19, 16, 7. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 10; mode 2; range 17

  1. Mean: 80 ÷ 8 = 10
  2. Ordered: 2, 2, 7, 9, 11, 14, 16, 19 → median 10
  3. Mode: 2
  4. Range: 19 − 2 = 17
7.Data: 5, 15, 17, 3, 16, 20, 15, 13. Find the (a) mean, (b) median, (c) mode and (d) range.

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

  1. Mean: 104 ÷ 8 = 13
  2. Ordered: 3, 5, 13, 15, 15, 16, 17, 20 → median 15
  3. Mode: 15
  4. Range: 20 − 3 = 17
8.Data: 15, 16, 1, 17, 16, 4, 5, 6. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 10.5; mode 16; range 16

  1. Mean: 80 ÷ 8 = 10
  2. Ordered: 1, 4, 5, 6, 15, 16, 16, 17 → median 10.5
  3. Mode: 16
  4. Range: 17 − 1 = 16
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