EduSahara™ Assignment
Name : Mode of Frequency Distribution
Chapter : Statistics
Grade : SSC Grade IX
License : Non Commercial Use
Question
1
1.
Heights of 31 students are given below. Find the mode.
Height (in cm)
132
140
146
147
154
158
159
160
171
No. of students
3
3
7
4
4
4
2
3
1
(i)
146
cm
(ii)
145
cm
(iii)
147
cm
(iv)
144
cm
(v)
148
cm
Question
2
2.
Heights of 31 plants are given below. Find the mode.
Height (in cm)
66
68
70
73
79
80
89
100
No. of plants
2
7
4
2
2
6
4
4
(i)
70
cm
(ii)
67
cm
(iii)
69
cm
(iv)
66
cm
(v)
68
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
4
4
7
5
5
6
(i)
10
years
(ii)
12
years
(iii)
14
years
(iv)
11
years
(v)
13
years
Question
4
4.
Scores of 11 students are given below. Find the mode.
Score
76
80
81
84
85
86
90
No. of students
1
1
1
4
2
1
1
(i)
83
(ii)
82
(iii)
84
(iv)
86
(v)
85
Question
5
5.
Rainfall of 26 days are given below. Find the mode.
Rainfall (in mm)
5
6
7
8
9
10
11
13
14
No. of days
1
4
5
2
2
7
2
1
2
(i)
8
mm
(ii)
11
mm
(iii)
10
mm
(iv)
9
mm
(v)
12
mm
Question
6
6.
Temperatures of 11 days are given below. Find the mode.
Temperature (in degree C)
26
30
31
32
33
34
35
No. of days
1
3
2
2
1
1
1
(i)
28
°C
(ii)
29
°C
(iii)
31
°C
(iv)
30
°C
(v)
32
°C
Question
7
7.
Weights of 16 students are given below. Find the mode.
Weight (in kg)
42
45
46
49
51
53
54
59
No. of students
1
1
2
2
4
1
3
2
(i)
51
kg
(ii)
49
kg
(iii)
52
kg
(iv)
53
kg
(v)
50
kg
Question
8
8.
Wages of 16 labourers are given below. Find the mode.
Wage (in rupees)
321
322
349
354
413
488
No. of labourers
1
3
3
3
5
1
(i)
₹
414.00
(ii)
₹
415.00
(iii)
₹
413.00
(iv)
₹
412.00
(v)
₹
411.00
Assignment Key
1) (i)
2) (v)
3) (ii)
4) (iii)
5) (iii)
6) (iv)
7) (i)
8) (iii)
