JAMB Economics 2006 Question 21

Question 21

Tools of Economic Analysis

A distribution is said to be positively skewed if it

  1. A.has a long tail to the left
  2. B.has a long tail to the right
  3. C.is bimodal
  4. D.is bell-shaped
Show the answer and explanation

Answer: B (has a long tail to the right)

Explanation

A positively skewed distribution has most values bunched on the left and a long tail stretching to the right.