Solve
Guides
Join / Login
Use app
Login
0
You visited us
0
times! Enjoying our articles?
Unlock Full Access!
Standard X
Mathematics
Question
Find the mode of the following distribution of marks obtained by 80 students
Marks obtained
0-10
10-20
20-30
30-40
40-50
Number of students
6
10
12
32
20
34.82
28.42
36.25
34.86
A
28.42
B
34.82
C
36.25
D
34.86
Open in App
Solution
Verified by Toppr
Modal class
=
30
−
40
So we have,
l
=
30
,
f
0
=
12
,
f
1
=
32
,
f
2
=
20
and
h
=
10
⇒
M
o
d
e
=
l
+
f
1
−
f
0
2
f
1
−
f
0
f
2
×
h
=
30
+
32
−
12
2
×
32
−
12
−
20
×
10
=
30
+
6.25
=
36.25
∴
Mode
=
36.25
Was this answer helpful?
10
Similar Questions
Q1
Find the mode of the following distribution of marks obtained by 80 students
Marks obtained
0-10
10-20
20-30
30-40
40-50
Number of students
6
10
12
32
20
View Solution
Q2
The marks in science of
80
students of class X are given below. Find the mode of the marks obtained by the students in science
C.I.
0-10
10-20
20-30
30-40
40-50
50-60
60-70
70-80
80-90
90-100
Freq.
3
5
16
12
13
20
5
4
1
1
View Solution
Q3
Following are marks obtained in Mathematics by students of Class X.
Marks obtained
0-10
10-20
20-30
30-40
40-50
50-60
60-70
No. of students
2
10
12
15
13
8
4
Find the median of the marks obtained in Mathematics.
View Solution
Q4
From the following table the Arithmatic mean of marks obtained by students is
25
, then find the value of
A
.
Marks
0-10
10-20
20-30
30-40
40-50
Students
3
A
6
10
5
View Solution
Q5
The marks in science of 80 students of class X are given below: Find the mode of the marks obtained by the students in science.
Marks:
0−10
10−20
20−30
30−40
40−50
50−60
60−70
70−80
80−90
90−100
Frequency:
3
5
16
12
13
20
5
4
1
1