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WAEC Economics 1998 Question 4

Question 4

Tools of Economic Analysis

Use the table below to answer questions 3 and 4.
Scores (X): 0, 2, 4, 5, 6, 7, 8
Frequency (f): 7, 11, 6, 7, 7, 4, 3
The median is

  1. A.2
  2. B.3
  3. C.4
  4. D.5
  5. E.6
Show the answer and explanation

Answer: C (4)

Explanation

There are 45 scores, so the median is the 23rd; cumulative frequencies are 7, 18, 24 …, so the 23rd score is 4.