EduSahara™ Assignment
Name : Mode of Ungrouped Data
Chapter : Median, Quartiles and Mode
Grade : ICSE Grade X
License : Non Commercial Use
Question
1
1.
The scores obtained by 11 students in a test are given below. Find the mode.
7
2
19
7
7
10
5
10
21
15
16
(i)
2
(ii)
19
(iii)
10
(iv)
21
(v)
7
Question
2
2.
The marks obtained by 16 students in a test are given below. Find their mode marks.
17
7
11
46
2
30
2
15
45
34
7
19
2
4
22
47
(i)
2
(ii)
-1
(iii)
4
(iv)
3
(v)
1
Question
3
3.
Heights of 11 students (in cm) are given below. Find the mode height.
125
132
164
164
144
165
143
138
142
160
164
(i)
164
cm
(ii)
163
cm
(iii)
166
cm
(iv)
165
cm
(v)
162
cm
Question
4
4.
Heights of 15 plants (in cm) are given below. Find the mode height.
60
75
97
54
99
57
61
58
50
55
82
65
55
68
55
(i)
56
cm
(ii)
53
cm
(iii)
54
cm
(iv)
55
cm
(v)
57
cm
Question
5
5.
Ages of 16 students (in years) are given below. Find the mode age.
12
15
15
13
13
11
14
14
14
10
13
15
13
12
15
13
(i)
15
years
(ii)
14
years
(iii)
11
years
(iv)
13
years
(v)
12
years
Question
6
6.
Rainfall of 14 days (in mm) are given below. Find the mode rainfall.
10
15
7
10
5
11
6
7
9
13
15
12
14
7
(i)
6
mm
(ii)
9
mm
(iii)
7
mm
(iv)
8
mm
(v)
5
mm
Question
7
7.
Scores of 11 students are given below. Find the mode score.
73
86
71
90
81
79
77
87
86
73
73
(i)
75
(ii)
74
(iii)
73
(iv)
71
(v)
72
Question
8
8.
Temperatures of 14 days (in °C) are given below. Find the mode temperature.
32
31
26
34
33
35
30
32
28
30
35
25
32
32
(i)
31
°C
(ii)
34
°C
(iii)
30
°C
(iv)
33
°C
(v)
32
°C
Question
9
9.
Weights of 14 students (in kg) are given below. Find the mode weight.
49
56
46
55
50
59
49
56
41
51
46
44
42
46
(i)
48
kg
(ii)
44
kg
(iii)
47
kg
(iv)
45
kg
(v)
46
kg
Question
10
10.
Daily wages of 12 labourers (in ₹) are given below. Find the mode wage.
309
398
306
326
404
495
354
485
433
449
369
306
(i)
₹
304.00
(ii)
₹
306.00
(iii)
₹
307.00
(iv)
₹
308.00
(v)
₹
305.00
Question
11
11.
Find the Mode when Median is 89.6 and Mean is 52.6.
(i)
164.6
(ii)
161.6
(iii)
165.6
(iv)
163.6
(v)
162.6
Question
12
12.
Find the Mode when Median is 78 and Mean is 66.
(i)
103
(ii)
100
(iii)
104
(iv)
101
(v)
102
Question
13
13.
The mean and median of a uni-modal grouped data are 47.7 and 22.6 respectively. Find the mode of the data.
(i)
96.9
(ii)
95.9
(iii)
98.9
(iv)
97.9
(v)
99.9
Question
14
14.
The mean and median of a uni-modal grouped data are 69 and 29 respectively. Find the mode of the data.
(i)
148
(ii)
150
(iii)
149
(iv)
151
(v)
147
Question
15
15.
Emperical relation between Mean, Median and Mode is
(i)
Mode = 2Median - 3Mean
(ii)
Mode = 3Median - 2Mean
(iii)
Mode = 3Median + 2Mean
(iv)
Mode = 3Median - 3Mean
Assignment Key
1) (v)
2) (i)
3) (i)
4) (iv)
5) (iv)
6) (iii)
7) (iii)
8) (v)
9) (v)
10) (ii)
11) (iv)
12) (v)
13) (iv)
14) (iii)
15) (ii)
