Mathematics 0580 · IGCSE · Cumulative frequency diagrams

Cumulative frequency diagrams — practice question

The cumulative frequency graph provides data on the distances, measured in kilometres, travelled by 60 people.
(a)[2]

Find the value of the 80th percentile.

(b)[2]

Find the inter-quartile range from the data.

(c)[2]

Find how many people travelled more than 60 km.

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