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WAEC Mathematics 1991 (August) Question 36

Question 36

Measures of Central Tendency

The table below shows the frequency distribution of a number of chairs in each of 40 rooms of various houses.
No. of chairs: 1, 2, 3, 4, 5, 6, 7
Frequency: 2, 7, 5, 4, 9, 7, 6
Find the mode of the distribution.

  1. A.40
  2. B.9
  3. C.7
  4. D.5
  5. E.2
Show the answer and explanation

Answer: D (5)

Explanation

The highest frequency is 9, for 5 chairs, so the mode is 5.