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This question belongs to Data Interpretation Line Chart
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Directions (1 - 4): The marks obtained by 273 examinees are shown by the frequency polygon. Given that mean marks is 59.5. Study the frequency polygon and answer the given questions.
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Line Chart
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Percentage of the students who got marks above 60% and below 80% is-

Answer & Solution
Correct Answer: Option A
Number of students who got marks above 60% and below 80%
= 72 + 48
= 120
∴ Required percentage
$$\eqalign{ & = \frac{120 \times 100}{273} \cr & = 43.95\% \cr} $$
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