NECO Mathematics 2007 Objective — Question 57
Question 57 of 60 from the National Examinations Council (NECO) Mathematics 2007 Objective paper, with the correct answer and a full explanation.
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Find the median of the frequency distribution in Table 3.3 (Age 18,19,21,30,36; Number of students 2,3,5,1,2).
- A. 18
- B. 19
- C. 21Correct
Explanation
Writing out all 13 values in order (18,18,19,19,19,21,21,21,21,21,30,36,36), the middle (7th) value is 21.
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