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Standard X

Mathematics

Finding Mode for Grouped Data When Class Intervals Are Given

Identify the ...

Question

Identify the modal class for the following data $:$
Farm
$20 - 30$
$30 - 40$
$40 - 50$
$50 - 60$
$60 - 70$
Animals
$12$
$14$
$21$
$34$
$15$

60 - 70

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50 - 60

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30 - 40

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20 - 30

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Solution

The correct option is A $50 - 60$
Modal class is the class which has the highest frequency.
The highest frequency in the given data is $34$ which is associated with the class $50 - 60$ .
Therefore, the modal class is $50 - 60$ .
The answer is $B$

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Similar questions

Identify the modal class:

Q. Find the median class for the following data given below

:

Number of cars	$0 - 10$	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$	$50 - 60$	$60 - 70$	$70 - 80$
Frequency	$7$	$9$	$13$	$21$	$12$	$15$	$4$	$12$

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,

50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

Construct a frequency distribution table.

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80,

90, 50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

How many students obtained marks below

40

The marks obtained by $40$ students of a class are given below :
$80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70,$
$10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,$ $50, 80,$
$60, 70, 40, 50, 60, 90, 60, 40, 40, 60$ , and $60$

How many numbers are less than

35

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Farm	$20 - 30$	$30 - 40$	$40 - 50$	$50 - 60$	$60 - 70$
Animals	$12$	$14$	$21$	$34$	$15$

Identify the modal class for the following data :Farm20−3030−4040−5050−6060−70Animals1214213415

The correct option is A 50−60Modal class is the class which has the highest frequency.The highest frequency in the given data is 34 which is associated with the class 50−60.Therefore, the modal class is 50−60.The answer is B

Identify the modal class for the following data $:$
Farm
$20 - 30$
$30 - 40$
$40 - 50$
$50 - 60$
$60 - 70$
Animals
$12$
$14$
$21$
$34$
$15$

The correct option is A $50 - 60$
Modal class is the class which has the highest frequency.
The highest frequency in the given data is $34$ which is associated with the class $50 - 60$ .
Therefore, the modal class is $50 - 60$ .
The answer is $B$