WAEC Mathematics 2011 Question 14

Question 14

Data Presentation

The histogram shows the age distribution of members of a club. What is their modal age?

Diagram for this question
  1. A.44.5
  2. B.42.5
  3. C.41.5
  4. D.40.5
Show the answer and explanation

Answer: A (44.5)

Explanation

The tallest bar is the 40.5–45.5 class. The crossed lines drawn from its top corners to the neighbouring bars meet near 44.5 years, which is the estimated mode.