The bar chart shows the distribution of marks i... - JAMB Mathematics 1993 Question
A
15
B
20
C
25
D
30
correct option: b
Number f students that took the test = \(\sum f\). Where f is the frequencies
= 2 + 5 + 0 + 3 + 4 + 0 + 0 + 2 + 3 + 1 + 2 = 20
= 2 + 5 + 0 + 3 + 4 + 0 + 0 + 2 + 3 + 1 + 2 = 20
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