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JAMB Mathematics 2002 Question 44

Question 44

Measures of Dispersion

The range of the data k+2, k−3, k+4, k−2, k, k−5, k+3, k−1 and k+6 is

  1. A.10
  2. B.11
  3. C.6
  4. D.8
Show the answer and explanation

Answer: B (11)

Explanation

The largest value is k + 6 and the smallest is k − 5. The range is (k + 6) − (k − 5) = 11.