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Find the mean absolute deviation

Year 7 maths · Fieldbook Learning

Name ______________________ Date __________

Find how far each number is from the mean, then find the mean of those distances.

  1. The mean of this data set is 8. Find its mean absolute deviation: 11, 12, 8, 1
  2. The mean of this data set is 8. Find its mean absolute deviation: 7, 11, 12, 2
  3. The mean of this data set is 9. Find its mean absolute deviation: 9, 12, 6, 9
  4. The mean of this data set is 8. Find its mean absolute deviation: 10, 7, 12, 3
  5. The mean of this data set is 6. Find its mean absolute deviation: 5, 3, 4, 12
  6. The mean of this data set is 10. Find its mean absolute deviation: 7, 16, 15, 8, 4
  7. The mean of this data set is 9. Find its mean absolute deviation: 8, 16, 14, 6, 1
  8. The mean of this data set is 12. Find its mean absolute deviation: 5, 11, 13, 19
  9. The mean of this data set is 17. Find its mean absolute deviation: 7, 10, 24, 27
  10. The mean of this data set is 16. Find its mean absolute deviation: 10, 22, 15, 22, 19, 14, 20, 22, 5, 11
  11. The mean of this data set is 18. Find its mean absolute deviation: 5, 23, 30, 4, 28
  12. The mean of this data set is 12. Find its mean absolute deviation: 23, 5, 11, 20, 1
  13. The mean of this data set is 28. Find its mean absolute deviation: 16, 7, 37, 7, 54, 6, 13, 45, 50, 45
  14. The mean of this data set is 29. Find its mean absolute deviation: 6, 24, 51, 11, 23, 28, 38, 33, 53, 23
  15. The mean of this data set is 36. Find its mean absolute deviation: 29, 24, 5, 51, 56, 60, 45, 20, 47, 23
  16. The mean of this data set is 23. Find its mean absolute deviation: 15, 31, 12, 11, 23, 58, 8, 12, 22, 38
  17. The mean of this data set is 53. Find its mean absolute deviation: 37, 67, 64, 34, 75, 41, 60, 32, 82, 38
  18. The mean of this data set is 54. Find its mean absolute deviation: 35, 82, 18, 81, 28, 96, 61, 34, 26, 79
  19. The mean of this data set is 50. Find its mean absolute deviation: 84, 12, 31, 71, 20, 22, 98, 75, 36, 51
  20. The mean of this data set is 55. Find its mean absolute deviation: 15, 63, 76, 39, 95, 32, 36, 98, 82, 14
More free practice: fieldbooklearning.com/uk/practice/year-7/find-the-mean-absolute-deviation/

Play it as a quiz game

20 of these questions as multiple choice, with near-miss wrong answers, ready for Kahoot or Blooket.

  1. Download the game's own question template: in Kahoot, Add question → Import spreadsheet; in Blooket, Create a set → Spreadsheet import.
  2. Click the matching button below, then click the first empty question row of the template and paste.
  3. Save the template (Kahoot needs .xlsx, Blooket .csv) and upload it.
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Answer key: Find the mean absolute deviation

  1. 3.5
  2. 3.5
  3. 1.5
  4. 3
  5. 3
  6. 4.4
  7. 4.8
  8. 4
  9. 8.5
  10. 5
  11. 10.8
  12. 7.6
  13. 18.2
  14. 11.8
  15. 15.8
  16. 11.6
  17. 16.6
  18. 25.8
  19. 25.8
  20. 27.8