The ‘less than’ cumulative frequency table for the marks obtained by 40 students is…

MATHEMATICS · Single correct · A Level · Mathematics · Data presentation and interpretation · Data presentation and interpretation

Problem

The ‘less than’ cumulative frequency table for the marks obtained by 40 students is as follows. Marks less than (in %) : 10 20 30 Cumulative frequency : 4 18 32 How many students scored between 20 % and 30 % marks? (a)

18

(b)

32

(c)

14

(d)

8

Related theory

Cumulative Frequency
Statistics
Ogives and quartiles
Ogive (graphical representation)

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