EduSahara™ Assignment
Name : Mode of Grouped Data
Chapter : Median, Quartiles and Mode
Grade : ICSE Grade X
License : Non Commercial Use
Question
1
1.
Heights of 21 students are given below. Find the mode.
Height (in cm)
129
136
143
150
156
167
170
No. of students
6
3
2
2
2
2
4
(i)
131
cm
(ii)
127
cm
(iii)
130
cm
(iv)
129
cm
(v)
128
cm
Question
2
2.
Heights of 11 plants are given below. Find the mode.
Height (in cm)
74
78
79
85
No. of plants
6
2
1
2
(i)
73
cm
(ii)
74
cm
(iii)
75
cm
(iv)
76
cm
(v)
72
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
4
2
1
2
2
(i)
10
years
(ii)
8
years
(iii)
9
years
(iv)
12
years
(v)
11
years
Question
4
4.
Scores of 31 students are given below. Find the mode.
Score
70
72
73
76
77
78
81
83
84
90
No. of students
2
2
3
2
4
4
7
1
4
2
(i)
79
(ii)
82
(iii)
81
(iv)
83
(v)
80
Question
5
5.
Rainfall of 21 days are given below. Find the mode.
Rainfall (in mm)
5
6
7
8
9
10
12
13
14
15
No. of days
4
2
1
2
1
1
3
3
2
2
(i)
4
mm
(ii)
7
mm
(iii)
6
mm
(iv)
5
mm
(v)
3
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
34
35
No. of days
3
5
2
1
4
2
4
2
2
3
3
(i)
24
°C
(ii)
25
°C
(iii)
26
°C
(iv)
27
°C
(v)
28
°C
Question
7
7.
Weights of 26 students are given below. Find the mode.
Weight (in kg)
40
41
42
48
49
51
52
54
57
59
60
No. of students
2
1
1
3
2
1
1
6
1
4
4
(i)
55
kg
(ii)
53
kg
(iii)
52
kg
(iv)
54
kg
(v)
56
kg
Question
8
8.
Wages of 16 labourers are given below. Find the mode.
Wage (in rupees)
300
321
352
353
435
479
499
No. of labourers
1
1
1
4
1
6
2
(i)
₹
479.00
(ii)
₹
481.00
(iii)
₹
478.00
(iv)
₹
480.00
(v)
₹
477.00
Assignment Key
1) (iv)
2) (ii)
3) (i)
4) (iii)
5) (iv)
6) (iii)
7) (iv)
8) (i)
