Consider the marks obtained by 18 students (out of 100 marks) in a science quiz

30 40 50 35 55 60 40 30 60

75 60 30 40 60 55 35 50 40

What is the frequency of the least marks obtained in the class?

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Solution

The correct option is B
3

The least marks obtained is 30,

$\begin{matrix} s c o r e & 30 & 35 & 40 & 50 & 55 & 60 & 75 F r e q u e n c y & 3 & 2 & 4 & 2 & 2 & 4 & 1 \end{matrix}$

The frequency of 30 is the number of students who have scored 30 out of 100

that is , frequency = 3

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Consider the marks obtained by 18 students (out of 100 marks) in a science quiz

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Consider the marks obtained by 20 students out of 100 marks in a science quiz

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What is the frequency of 60 marks out of 100?

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What is the frequency of 40 marks?

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