Find the modal class.
X
$0 - 5$
$5 - 10$
$10 - 15$
$15 - 20$
$20 - 25$
F
$40$
$80$
$20$
$16$
$20$

5 - 10

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10 - 15

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15 - 20

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20 - 25

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Solution

The correct option is A $5 - 10$
Modal class is the class which has the highest frequency.

The highest frequency is $80$ which is associated with the class $5 - 10$
Therefore, the modal class is $5 - 10$

Suggest Corrections

$C I$	$0 - 10$	$10 - 15$	$15 - 20$	$20 - 30$	$30 - 40$	$40 - 60$	$60 - 70$
$f$	$20$	$15$	$10$	$25$	$5$	$30$	$50$

Age in Years	:	5-10	10-15	15-20	20-25
Frequency	:	10	15	20	5

Class interval	$5 - 10$	$10 - 15$	$15 - 20$	$20 - 25$	$25 - 30$	$30 - 35$
Frequency	$5$	$15$	$6$	$10$	$14$	$9$

Class	$0 - 5$	$5 - 10$	$10 - 15$	$15 - 20$	$20 - 25$
Frequency	$2$	$3$	$10$	$1$	$4$