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9th Grade Mean, Median, Mode and Range Worksheet — Level 3 — 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 3 — Practice Set 2 — Answers

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

1.Data: 22, 44, 5, 15, 27, 29. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 23.67; median 24.5; mode no mode; range 39

  1. Mean: 142 ÷ 6 = 23.67
  2. Ordered: 5, 15, 22, 27, 29, 44 → median 24.5
  3. Mode: no mode
  4. Range: 44 − 5 = 39
2.Data: 19, 13, 7, 46, 18, 25, 17. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 20.71; median 18; mode no mode; range 39

  1. Mean: 145 ÷ 7 = 20.71
  2. Ordered: 7, 13, 17, 18, 19, 25, 46 → median 18
  3. Mode: no mode
  4. Range: 46 − 7 = 39
3.Data: 12, 19, 38, 29, 33, 7, 2. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 20; median 19; mode no mode; range 36

  1. Mean: 140 ÷ 7 = 20
  2. Ordered: 2, 7, 12, 19, 29, 33, 38 → median 19
  3. Mode: no mode
  4. Range: 38 − 2 = 36
4.Data: 36, 26, 46, 1, 27, 29, 13. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 25.43; median 27; mode no mode; range 45

  1. Mean: 178 ÷ 7 = 25.43
  2. Ordered: 1, 13, 26, 27, 29, 36, 46 → median 27
  3. Mode: no mode
  4. Range: 46 − 1 = 45
5.Data: 20, 36, 39, 1, 9, 35. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 23.33; median 27.5; mode no mode; range 38

  1. Mean: 140 ÷ 6 = 23.33
  2. Ordered: 1, 9, 20, 35, 36, 39 → median 27.5
  3. Mode: no mode
  4. Range: 39 − 1 = 38
6.Data: 12, 24, 14, 5, 29, 10. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 15.67; median 13; mode no mode; range 24

  1. Mean: 94 ÷ 6 = 15.67
  2. Ordered: 5, 10, 12, 14, 24, 29 → median 13
  3. Mode: no mode
  4. Range: 29 − 5 = 24
7.Data: 13, 8, 29, 28, 25, 44. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 24.5; median 26.5; mode no mode; range 36

  1. Mean: 147 ÷ 6 = 24.5
  2. Ordered: 8, 13, 25, 28, 29, 44 → median 26.5
  3. Mode: no mode
  4. Range: 44 − 8 = 36
8.Data: 2, 27, 10, 5, 45, 35, 49, 23. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 24.5; median 25; mode no mode; range 47

  1. Mean: 196 ÷ 8 = 24.5
  2. Ordered: 2, 5, 10, 23, 27, 35, 45, 49 → median 25
  3. Mode: no mode
  4. Range: 49 − 2 = 47
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