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8th Grade Mean, Median, Mode and Range Worksheet — Level 1 — Practice Set 3 — Answers

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Success TutoringWorksheetsAnswer sheet8th Grade · Mathematics · Mean, Median, Mode & Range

8th Grade Mean, Median, Mode and Range Worksheet — Level 1 — Practice Set 3 — Answers

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

1.Data: 18, 13, 9, 1, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 13; mode no mode; range 18

  1. Mean: 60 ÷ 5 = 12
  2. Ordered: 1, 9, 13, 18, 19 → median 13
  3. Mode: no mode
  4. Range: 19 − 1 = 18
2.Data: 11, 11, 11, 10, 7. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 11; mode 11; range 4

  1. Mean: 50 ÷ 5 = 10
  2. Ordered: 7, 10, 11, 11, 11 → median 11
  3. Mode: 11
  4. Range: 11 − 7 = 4
3.Data: 3, 2, 8, 3, 9. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 5; median 3; mode 3; range 7

  1. Mean: 25 ÷ 5 = 5
  2. Ordered: 2, 3, 3, 8, 9 → median 3
  3. Mode: 3
  4. Range: 9 − 2 = 7
4.Data: 8, 9, 14, 13, 16. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 13; mode no mode; range 8

  1. Mean: 60 ÷ 5 = 12
  2. Ordered: 8, 9, 13, 14, 16 → median 13
  3. Mode: no mode
  4. Range: 16 − 8 = 8
5.Data: 19, 1, 1, 11, 8. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 8; median 8; mode 1; range 18

  1. Mean: 40 ÷ 5 = 8
  2. Ordered: 1, 1, 8, 11, 19 → median 8
  3. Mode: 1
  4. Range: 19 − 1 = 18
6.Data: 1, 7, 11, 7, 9. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 7; median 7; mode 7; range 10

  1. Mean: 35 ÷ 5 = 7
  2. Ordered: 1, 7, 7, 9, 11 → median 7
  3. Mode: 7
  4. Range: 11 − 1 = 10
7.Data: 3, 6, 1, 6, 9. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 5; median 6; mode 6; range 8

  1. Mean: 25 ÷ 5 = 5
  2. Ordered: 1, 3, 6, 6, 9 → median 6
  3. Mode: 6
  4. Range: 9 − 1 = 8
8.Data: 11, 11, 5, 17, 6. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 11; mode 11; range 12

  1. Mean: 50 ÷ 5 = 10
  2. Ordered: 5, 6, 11, 11, 17 → median 11
  3. Mode: 11
  4. Range: 17 − 5 = 12
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