EduSahara™ Assignment
Name : Mode of Frequency Distribution
Chapter : Statistics
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
Heights of 31 students are given below. Find the mode.
Height (in cm)
126
128
135
136
141
145
148
157
169
No. of students
4
1
3
3
2
5
2
8
3
(i)
157
cm
(ii)
155
cm
(iii)
159
cm
(iv)
156
cm
(v)
158
cm
Question
2
2.
Heights of 31 plants are given below. Find the mode.
Height (in cm)
54
55
56
65
73
79
85
94
99
100
No. of plants
2
3
3
2
3
3
2
3
3
7
(i)
102
cm
(ii)
98
cm
(iii)
100
cm
(iv)
101
cm
(v)
99
cm
Question
3
3.
Ages of 16 students are given below. Find the mode.
Age (in years)
10
11
13
14
15
No. of students
2
2
7
2
3
(i)
12
years
(ii)
15
years
(iii)
14
years
(iv)
11
years
(v)
13
years
Question
4
4.
Scores of 11 students are given below. Find the mode.
Score
73
77
79
80
83
89
No. of students
1
1
2
1
4
2
(i)
82
(ii)
84
(iii)
81
(iv)
85
(v)
83
Question
5
5.
Rainfall of 16 days are given below. Find the mode.
Rainfall (in mm)
8
10
11
12
13
15
No. of days
2
2
1
2
8
1
(i)
12
mm
(ii)
11
mm
(iii)
14
mm
(iv)
13
mm
(v)
15
mm
Question
6
6.
Temperatures of 11 days are given below. Find the mode.
Temperature (in degree C)
25
26
27
30
31
34
35
No. of days
3
1
1
2
1
1
2
(i)
26
°C
(ii)
25
°C
(iii)
24
°C
(iv)
23
°C
(v)
27
°C
Question
7
7.
Weights of 11 students are given below. Find the mode.
Weight (in kg)
40
42
43
44
49
52
55
60
No. of students
3
1
1
1
1
1
1
2
(i)
41
kg
(ii)
40
kg
(iii)
39
kg
(iv)
42
kg
(v)
38
kg
Question
8
8.
Wages of 11 labourers are given below. Find the mode.
Wage (in rupees)
300
322
369
388
406
468
No. of labourers
1
3
2
2
2
1
(i)
₹
321.00
(ii)
₹
323.00
(iii)
₹
322.00
(iv)
₹
320.00
(v)
₹
324.00
Assignment Key
1) (i)
2) (iii)
3) (v)
4) (v)
5) (iv)
6) (ii)
7) (ii)
8) (iii)
