The graph above shows the cumulative frequency curve of the distribution of marks in a...
MATHEMATICS
JAMB 2004
The graph above shows the cumulative frequency curve of the distribution of marks in a class test. What percentage of the students scored more than 20 marks?
- A. 68%
- B. 28%
- C. 17%
- D. 8%
Correct Answer: B. 28%
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