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JAMB Economics 2000 Question 4

Question 4

Tools of Economic Analysis

Use the histogram to answer the question (scores on the horizontal axis, number of students on the vertical axis).
If the pass mark was 40, how many students passed the examination?

Diagram for this question
  1. A.100
  2. B.120
  3. C.160
  4. D.200.
Show the answer and explanation

Answer: C (160)

Explanation

Students scoring 40 and above: 100 (40–59) + 40 (60–69) + 20 (70–100) = 160.