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JAMB Mathematics 1987 Question 47

Question 47

Measures of Central Tendency

The goals scored by 40 football teams from three league divisions are recorded below:
Number of goals: 0, 1, 2, 3, 4, 5, 6
Frequency: 4, 3, 15, 16, 1, 0, 1
What is the total number of goals scored by all the teams?

  1. A.21
  2. B.40
  3. C.91
  4. D.96
Show the answer and explanation

Answer: C (91)

Explanation

Total goals = Σfx = 0 + 3 + 30 + 48 + 4 + 0 + 6 = 91.