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8th Grade Mean, Median, Mode and Range Worksheet — Level 1 — Practice Set 2 — 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 2 — Answers

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

1.Data: 18, 15, 20, 20, 7. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 16; median 18; mode 20; range 13

  1. Mean: 80 ÷ 5 = 16
  2. Ordered: 7, 15, 18, 20, 20 → median 18
  3. Mode: 20
  4. Range: 20 − 7 = 13
2.Data: 12, 16, 15, 14, 3. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 12; median 14; mode no mode; range 13

  1. Mean: 60 ÷ 5 = 12
  2. Ordered: 3, 12, 14, 15, 16 → median 14
  3. Mode: no mode
  4. Range: 16 − 3 = 13
3.Data: 10, 13, 8, 20, 19. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 14; median 13; mode no mode; range 12

  1. Mean: 70 ÷ 5 = 14
  2. Ordered: 8, 10, 13, 19, 20 → median 13
  3. Mode: no mode
  4. Range: 20 − 8 = 12
4.Data: 7, 15, 17, 20, 16. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 15; median 16; mode no mode; range 13

  1. Mean: 75 ÷ 5 = 15
  2. Ordered: 7, 15, 16, 17, 20 → median 16
  3. Mode: no mode
  4. Range: 20 − 7 = 13
5.Data: 6, 13, 18, 16, 12. Find the (a) mean, (b) median, (c) mode and (d) range.

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

  1. Mean: 65 ÷ 5 = 13
  2. Ordered: 6, 12, 13, 16, 18 → median 13
  3. Mode: no mode
  4. Range: 18 − 6 = 12
6.Data: 10, 15, 13, 15, 12. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 13; median 13; mode 15; range 5

  1. Mean: 65 ÷ 5 = 13
  2. Ordered: 10, 12, 13, 15, 15 → median 13
  3. Mode: 15
  4. Range: 15 − 10 = 5
7.Data: 1, 17, 14, 13, 5. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 10; median 13; mode no mode; range 16

  1. Mean: 50 ÷ 5 = 10
  2. Ordered: 1, 5, 13, 14, 17 → median 13
  3. Mode: no mode
  4. Range: 17 − 1 = 16
8.Data: 6, 18, 2, 5, 4. Find the (a) mean, (b) median, (c) mode and (d) range.

Answer: mean 7; median 5; mode no mode; range 16

  1. Mean: 35 ÷ 5 = 7
  2. Ordered: 2, 4, 5, 6, 18 → median 5
  3. Mode: no mode
  4. Range: 18 − 2 = 16
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