WAEC Economics 2015 Question 5

Question 5

Tools of Economic Analysis

A disadvantage of the mean as a measure of central tendency is that, it

  1. A.is affected by extreme values.
  2. B.can only be used for continuous data.
  3. C.cannot be used to measure the qualities of a population.
  4. D.cannot be determined in grouped data.
Show the answer and explanation

Answer: A (is affected by extreme values.)

Explanation

One very large or very small value pulls the mean up or down.