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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 127076
1

What is the mean deviation of x, 2x, x+1 and 3x. If their mean is 2?

  • A. 0.5
  • B. 1.0
  • C. 1.5
  • D. 2.0
View Answer & Discuss (4) JAMB 2009
2

Calculate the mean deviation of the first five prime numbers.

  • A. 2.72
  • B. 5.6
  • C. 5.25
  • D. 13.6
View Answer & Discuss (1) JAMB 2023
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