EduSahara™ Assignment
Name : Mode of Frequency Distribution
Chapter : Statistics
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
Heights of 21 students are given below. Find the mode.
Height (in cm)
134
139
145
146
160
161
163
171
172
174
No. of students
2
5
3
2
1
3
1
1
1
2
(i)
139
cm
(ii)
137
cm
(iii)
138
cm
(iv)
140
cm
(v)
141
cm
Question
2
2.
Heights of 26 plants are given below. Find the mode.
Height (in cm)
54
56
63
64
73
76
78
79
No. of plants
3
7
1
4
3
4
3
1
(i)
56
cm
(ii)
54
cm
(iii)
55
cm
(iv)
58
cm
(v)
57
cm
Question
3
3.
Ages of 21 students are given below. Find the mode.
Age (in years)
10
11
12
13
14
15
No. of students
7
2
2
3
3
4
(i)
8
years
(ii)
11
years
(iii)
12
years
(iv)
9
years
(v)
10
years
Question
4
4.
Scores of 11 students are given below. Find the mode.
Score
72
73
80
88
89
No. of students
4
1
1
3
2
(i)
73
(ii)
71
(iii)
74
(iv)
72
(v)
70
Question
5
5.
Rainfall of 11 days are given below. Find the mode.
Rainfall (in mm)
5
10
12
13
14
15
No. of days
1
4
1
1
1
3
(i)
8
mm
(ii)
10
mm
(iii)
12
mm
(iv)
9
mm
(v)
11
mm
Question
6
6.
Temperatures of 11 days are given below. Find the mode.
Temperature (in degree C)
25
28
29
30
31
33
No. of days
1
1
1
2
5
1
(i)
30
°C
(ii)
29
°C
(iii)
32
°C
(iv)
33
°C
(v)
31
°C
Question
7
7.
Weights of 16 students are given below. Find the mode.
Weight (in kg)
40
44
45
46
55
56
57
59
No. of students
2
2
2
1
1
1
4
3
(i)
56
kg
(ii)
57
kg
(iii)
59
kg
(iv)
58
kg
(v)
55
kg
Question
8
8.
Wages of 11 labourers are given below. Find the mode.
Wage (in rupees)
306
308
310
384
391
431
469
495
No. of labourers
1
3
1
1
2
1
1
1
(i)
₹
310.00
(ii)
₹
306.00
(iii)
₹
309.00
(iv)
₹
308.00
(v)
₹
307.00
Assignment Key
1) (i)
2) (i)
3) (v)
4) (iv)
5) (ii)
6) (v)
7) (ii)
8) (iv)
