WAEC Mathematics 2019 Objective — Question 49
Question 49 of 145 from the West African Examinations Council (WAEC) Mathematics 2019 Objective paper, with the correct answer and a full explanation.
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49. The following are scores obtained by some students in a test: 8, 18, 10, 14, 18, 11, 13, 14, 13, 17, 15, 8, 16, 13. Use this information to answer this question. Find the median score.
- A. 14.5
- B. 14.0
- C. 13.5Correct
- D. 13.0
Explanation
Arranging in order and totaling Σf=14, median position = (N/2)th = 7th value. Averaging the 7th and 8th ordered values: (13+14)/2 = 13.5.
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