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)
129
131
132
139
143
158
165
175
No. of students
2
7
1
3
2
1
3
2
(i)
130
cm
(ii)
133
cm
(iii)
132
cm
(iv)
131
cm
(v)
129
cm
Question
2
2.
Heights of 26 plants are given below. Find the mode.
Height (in cm)
51
52
56
57
88
96
97
No. of plants
2
2
2
5
3
4
8
(i)
99
cm
(ii)
97
cm
(iii)
98
cm
(iv)
96
cm
(v)
95
cm
Question
3
3.
Ages of 16 students are given below. Find the mode.
Age (in years)
10
11
12
13
14
15
No. of students
3
1
2
3
2
5
(i)
16
years
(ii)
17
years
(iii)
13
years
(iv)
15
years
(v)
14
years
Question
4
4.
Scores of 21 students are given below. Find the mode.
Score
70
71
73
74
75
78
83
84
86
87
No. of students
1
1
5
2
2
4
1
1
2
2
(i)
75
(ii)
71
(iii)
72
(iv)
74
(v)
73
Question
5
5.
Rainfall of 26 days are given below. Find the mode.
Rainfall (in mm)
5
6
7
8
9
10
11
12
13
14
15
No. of days
5
3
2
1
1
3
1
2
4
3
1
(i)
5
mm
(ii)
7
mm
(iii)
6
mm
(iv)
3
mm
(v)
4
mm
Question
6
6.
Temperatures of 26 days are given below. Find the mode.
Temperature (in degree C)
25
26
27
29
30
31
32
34
35
No. of days
4
2
6
1
2
3
3
4
1
(i)
29
°C
(ii)
26
°C
(iii)
28
°C
(iv)
27
°C
(v)
25
°C
Question
7
7.
Weights of 11 students are given below. Find the mode.
Weight (in kg)
41
42
43
58
59
No. of students
2
1
4
2
2
(i)
44
kg
(ii)
45
kg
(iii)
41
kg
(iv)
42
kg
(v)
43
kg
Question
8
8.
Wages of 31 labourers are given below. Find the mode.
Wage (in rupees)
337
365
390
391
416
427
474
480
486
No. of labourers
2
3
3
5
3
2
8
4
1
(i)
₹
475.00
(ii)
₹
476.00
(iii)
₹
473.00
(iv)
₹
474.00
(v)
₹
472.00
Assignment Key
1) (iv)
2) (ii)
3) (iv)
4) (v)
5) (i)
6) (iv)
7) (v)
8) (iv)
