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9th Grade Mean, Median, Mode and Range Worksheet — Level 2 — Practice Set 2 — Answers

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Success TutoringWorksheetsAnswer sheet9th Grade · Mathematics · Mean, Median, Mode & Range

9th Grade Mean, Median, Mode and Range Worksheet — Level 2 — Practice Set 2 — Answers

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

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

Answer: mean 6; median 6; mode 10; range 9

  1. Mean: 48 ÷ 8 = 6
  2. Ordered: 1, 2, 3, 3, 9, 10, 10, 10 → median 6
  3. Mode: 10
  4. Range: 10 − 1 = 9
2.Data: 7, 1, 1, 6, 5, 4. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 4; median 4.5; mode 1; range 6

  1. Mean: 24 ÷ 6 = 4
  2. Ordered: 1, 1, 4, 5, 6, 7 → median 4.5
  3. Mode: 1
  4. Range: 7 − 1 = 6
3.Data: 17, 4, 10, 14, 5, 9, 18. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 11; median 10; mode no mode; range 14

  1. Mean: 77 ÷ 7 = 11
  2. Ordered: 4, 5, 9, 10, 14, 17, 18 → median 10
  3. Mode: no mode
  4. Range: 18 − 4 = 14
4.Data: 13, 19, 14, 6, 19, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 15; median 16.5; mode 19; range 13

  1. Mean: 90 ÷ 6 = 15
  2. Ordered: 6, 13, 14, 19, 19, 19 → median 16.5
  3. Mode: 19
  4. Range: 19 − 6 = 13
5.Data: 9, 15, 20, 16, 16, 8. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 14; median 15.5; mode 16; range 12

  1. Mean: 84 ÷ 6 = 14
  2. Ordered: 8, 9, 15, 16, 16, 20 → median 15.5
  3. Mode: 16
  4. Range: 20 − 8 = 12
6.Data: 8, 17, 2, 8, 3, 10. Find the (a) mean, (b) median, (c) mode and (d) range.

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

  1. Mean: 48 ÷ 6 = 8
  2. Ordered: 2, 3, 8, 8, 10, 17 → median 8
  3. Mode: 8
  4. Range: 17 − 2 = 15
7.Data: 7, 9, 16, 7, 19, 14. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 11.5; mode 7; range 12

  1. Mean: 72 ÷ 6 = 12
  2. Ordered: 7, 7, 9, 14, 16, 19 → median 11.5
  3. Mode: 7
  4. Range: 19 − 7 = 12
8.Data: 7, 7, 11, 11, 8, 9, 17. Find the (a) mean, (b) median, (c) mode and (d) range.

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

  1. Mean: 70 ÷ 7 = 10
  2. Ordered: 7, 7, 8, 9, 11, 11, 17 → median 9
  3. Mode: 7 and 11
  4. Range: 17 − 7 = 10
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