The modal class of the frequency distribution given below is
Class 0-10 10-20 20-30 30-40 40-50
Frequency 7 15 13 17 10

10-20

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20-30

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30-40

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40-50

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Solution

The correct option is A 10-20
$\begin{matrix} M o d a l c l a s s = t h e g r o u p w i t h t h e h i g h e s t f r e q u e n c y H i g h e s t f r e q u e n c y = 17 ∴ M o d a l c l a s s = 30 - 40 \end{matrix}$

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Similar questions

Class-intervals	0-10	10-20	20-30	30-40	40-50
Frequency	12	11	14	10	13

Class	0-10	10-20	20-30	30-40	40-50
Frequency	5	15	13	17	10

(\frac{n}{2} - c f)

Class	0-10	10-20	20-30	30-40	40-50
$f$	6	10	13	7	4

Class Interval	Frequency
0 - 10 10 - 20 20 - 30 30 - 40 40 - 50	4 6 10 16 14

Class Interval	0-10	10-20	20-30	30-40	40-50
Frequency	12	16	6	7	9

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