EduSahara™ Assignment
Name : Mode of Frequency Distribution
Chapter : Statistics
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
Heights of 26 students are given below. Find the mode.
Height (in cm)
126
127
141
145
151
157
168
173
No. of students
3
3
3
3
5
2
3
4
(i)
149
cm
(ii)
153
cm
(iii)
152
cm
(iv)
150
cm
(v)
151
cm
Question
2
2.
Heights of 21 plants are given below. Find the mode.
Height (in cm)
60
61
74
81
82
84
91
95
No. of plants
1
5
4
1
4
2
2
2
(i)
60
cm
(ii)
59
cm
(iii)
63
cm
(iv)
61
cm
(v)
62
cm
Question
3
3.
Ages of 11 students are given below. Find the mode.
Age (in years)
10
11
12
14
15
No. of students
1
4
2
3
1
(i)
11
years
(ii)
10
years
(iii)
9
years
(iv)
13
years
(v)
12
years
Question
4
4.
Scores of 31 students are given below. Find the mode.
Score
77
78
80
83
86
88
89
90
No. of students
7
2
5
4
4
3
3
3
(i)
79
(ii)
78
(iii)
77
(iv)
75
(v)
76
Question
5
5.
Rainfall of 11 days are given below. Find the mode.
Rainfall (in mm)
5
8
9
10
13
15
No. of days
4
1
2
1
1
2
(i)
4
mm
(ii)
3
mm
(iii)
7
mm
(iv)
5
mm
(v)
6
mm
Question
6
6.
Temperatures of 11 days are given below. Find the mode.
Temperature (in degree C)
25
27
28
30
32
35
No. of days
2
1
1
2
4
1
(i)
33
°C
(ii)
31
°C
(iii)
34
°C
(iv)
32
°C
(v)
30
°C
Question
7
7.
Weights of 31 students are given below. Find the mode.
Weight (in kg)
42
43
44
45
46
50
54
55
56
59
No. of students
3
2
2
2
2
6
3
4
5
2
(i)
49
kg
(ii)
48
kg
(iii)
51
kg
(iv)
50
kg
(v)
52
kg
Question
8
8.
Wages of 31 labourers are given below. Find the mode.
Wage (in rupees)
346
394
423
470
474
478
490
No. of labourers
1
4
3
4
7
11
1
(i)
₹
479.00
(ii)
₹
478.00
(iii)
₹
480.00
(iv)
₹
477.00
(v)
₹
476.00
Assignment Key
1) (v)
2) (iv)
3) (i)
4) (iii)
5) (iv)
6) (iv)
7) (iv)
8) (ii)
