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)
127
132
134
140
141
150
159
163
168
No. of students
4
4
6
4
2
2
3
3
3
(i)
136
cm
(ii)
135
cm
(iii)
133
cm
(iv)
134
cm
(v)
132
cm
Question
2
2.
Heights of 16 plants are given below. Find the mode.
Height (in cm)
61
66
71
78
81
89
No. of plants
1
4
2
3
3
3
(i)
64
cm
(ii)
65
cm
(iii)
66
cm
(iv)
68
cm
(v)
67
cm
Question
3
3.
Ages of 31 students are given below. Find the mode.
Age (in years)
10
11
12
13
14
15
No. of students
6
9
3
5
6
2
(i)
12
years
(ii)
11
years
(iii)
10
years
(iv)
13
years
(v)
9
years
Question
4
4.
Scores of 11 students are given below. Find the mode.
Score
73
75
79
80
83
No. of students
1
2
5
1
2
(i)
77
(ii)
81
(iii)
79
(iv)
78
(v)
80
Question
5
5.
Rainfall of 31 days are given below. Find the mode.
Rainfall (in mm)
7
8
9
10
11
13
14
No. of days
5
3
1
5
5
5
7
(i)
12
mm
(ii)
16
mm
(iii)
13
mm
(iv)
15
mm
(v)
14
mm
Question
6
6.
Temperatures of 31 days are given below. Find the mode.
Temperature (in degree C)
25
26
27
28
29
30
31
32
33
35
No. of days
1
4
3
4
1
4
4
1
1
8
(i)
33
°C
(ii)
37
°C
(iii)
36
°C
(iv)
35
°C
(v)
34
°C
Question
7
7.
Weights of 26 students are given below. Find the mode.
Weight (in kg)
41
45
46
54
55
57
58
60
No. of students
2
4
1
2
2
3
5
7
(i)
59
kg
(ii)
62
kg
(iii)
60
kg
(iv)
61
kg
(v)
58
kg
Question
8
8.
Wages of 31 labourers are given below. Find the mode.
Wage (in rupees)
305
312
322
331
349
373
376
388
389
420
429
499
No. of labourers
3
6
2
3
4
2
2
1
2
1
2
3
(i)
₹
313.00
(ii)
₹
310.00
(iii)
₹
312.00
(iv)
₹
311.00
(v)
₹
314.00
Assignment Key
1) (iv)
2) (iii)
3) (ii)
4) (iii)
5) (v)
6) (iv)
7) (iii)
8) (iii)
