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Byju's Answer
Standard X
Mathematics
Cumulative Frequency
Draw a less t...
Question
Draw a less than type Ogive for the following frequency table
C.I
F.
15-20
13
20-25
18
25-30
31
30-35
25
35-40
15
40-45
5
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Solution
The cumulative frequency distribution table can be obtained as:
C
.
I
(
L
e
s
s
t
h
a
n
)
F
r
e
q
u
e
n
c
y
Less than
20
13
Less than
25
31
Less than
30
62
Less than
35
87
Less than
40
102
Less than
45
107
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0
Similar questions
Q.
Draw a less than ogive for the following frequency distribution
Marks
No. of students
0 - 4
8
4 - 8
4
8 - 12
6
12 - 16
12
16 - 20
10
Q.
Construct class intervals and frequencies for the following distribution table. Also draw the ogive curves for the same.
Marks obtained
Less than
5
Less than
10
Less than
15
Less than
20
Less than
25
No of students
2
8
18
27
35
Q.
Using the frequency distribution table given below, draw 'less than ogive'. Then from the ogive, find interquartile range.
C
l
a
s
s
i
n
t
e
r
v
a
l
F
r
e
q
u
e
n
c
y
10
−
20
2
20
−
30
4
30
−
40
6
40
−
50
8
50
−
60
10
Q.
Using the frequency distribution table given below, draw 'less than ogive'. Then from the ogive, find: [6 MARKS]
i) lower quartile
ii) upper quartile
iii) semi-interquartile range
C
l
a
s
s
i
n
t
e
r
v
a
l
F
r
e
q
u
e
n
c
y
5
−
10
3
10
−
15
4
15
−
20
6
20
−
25
9
25
−
30
7
30
−
35
1
Q.
Construct a ‘more than’ cumulative frequency table and draw an ogive for the data given below:
Marks
1 - 10
11 - 20
21 - 30
31 - 40
41 - 50
51 - 60
61 - 70
71 - 80
Frequency
3
8
12
14
10
6
5
2
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