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Greater and Less Than Cumulative Frequency Distribution

cumulative fr...

Question

cumulative frequency of the fourth class.

A

100

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B

90

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C

80

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D

70

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Solution

The correct option is D $90$
The fourth class is $1100 - 1199$ .
The cumulative frequency of this class will be the sum of all the individual frequencies of the classes before this class.
Hence, cumulative frequency = $22 + 27 + 23 + 18$ = $90$

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Similar questions

Q. Weight of the students in a class is represented in a grouped frequency table.

Weight (Kg)	Frequency (No. of students)
30 - 40	10
40 - 50	7
50 - 60	12
60 - 70	15
70 - 80	9
80 - 90	3
90 - 100	1

What is the Greater than type cumulative frequency of group having 7 frequency?

Class Intervals	$30 - 40$	$40 - 50$	$50 - 60$	$60 - 70$	$70 - 80$
Frequency	$120$	?	$200$	?	$185$
Cumulative Frequency	$120$	?	?	?	$900$

Cumulative Frequency for class

60 - 70 =

?

Class Intervals	$30 - 40$	$40 - 50$	$50 - 60$	$60 - 70$	$70 - 80$
Frequency	$120$	?	$200$	?	$185$
Cumulative Frequency	$120$	?	?	?	$900$

Frequency for class

40 - 50 =

?

Q. Weight of the students in a class is represented in a grouped frequency.

Weight (Kg)	Frequency (No. of students)
50 - 60	25
60 - 70	21
70 - 80	11

What is the Greater than type cumulative frequency of group having 25 frequency ?

Class-intervals	$50 - 60$	$60 - 70$	$70 - 80$	$80 - 90$	$90 - 100$	$100 - 110$
Frequency	$30$	$25$	$45$	$15$	$20$	$40$

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Greater and Less Than Cumulative Frequency Distribution

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