Practice | IGCSE Math

Cambridge IGCSE 0580 Mathematics

Question
A cumulative frequency curve shows the masses, m grams, of 120 mangoes. The curve is smooth and passes through the points (60, 0), (80, 12), (100, 38), (120, 60), (140, 96) and (160, 120), where the first coordinate is the mass in grams and the second is the cumulative frequency.
Find an estimate for the median mass.
[1 mark]
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Collecting and Displaying Data
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Averages and Spread
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