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

20 - 30

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10 - 20

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30 - 40

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40 - 50

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Solution

The correct option is C $30 - 40$
From the table, the largest frequency is $17$ which the frequency of class $30 - 40$ .
The class having highest frequency is the modal class.
Hence the modal class is $30 - 40$ .

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Similar questions

Class	$0 - 10$	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$
Frequency	7	$15$	$13$	$17$	$10$

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

27

p

Class:	0-10	10-20	20-30	30-40	40-50
Frequency:	$8$	$p$	$12$	$13$	$10$

Marks Obtained	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$
Cumulative Frequency	$7$	$35$	$27$	$34$

Class-interval:	0-10	10-20	20-30	30-40	40-50	50-60	60-70	70-80
Frequency:	$5$	$8$	$7$	$12$	$28$	$20$	$10$	$10$

Class-interval:	10-15	15-20	20-25	25-30	30-35	35-40
Frequency:	$30$	$45$	$75$	$35$	$25$	$15$

Class-interval:	25-30	30-35	35-40	40-45	45-50	50-60
Frequency:	$25$	$34$	$50$	$42$	$38$	$14$

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