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 13 students in a test are given below. Find the mode.
5
4
24
5
3
8
5
19
6
22
22
5
18
(i)
3
(ii)
5
(iii)
7
(iv)
24
(v)
11
3
4
Question
2
2.
The marks obtained by 16 students in a test are given below. Find their mode marks.
5
38
7
26
28
46
25
12
11
4
29
7
9
12
30
7
(i)
6
(ii)
9
(iii)
7
(iv)
8
(v)
4
Question
3
3.
Heights of 11 students (in cm) are given below. Find the mode height.
129
159
154
143
126
137
170
125
138
168
125
(i)
123
cm
(ii)
127
cm
(iii)
126
cm
(iv)
125
cm
(v)
124
cm
Question
4
4.
Heights of 11 plants (in cm) are given below. Find the mode height.
56
55
86
100
54
79
90
81
79
54
54
(i)
53
cm
(ii)
55
cm
(iii)
52
cm
(iv)
54
cm
(v)
56
cm
Question
5
5.
Ages of 16 students (in years) are given below. Find the mode age.
12
14
12
12
12
10
12
10
12
13
12
11
10
13
11
12
(i)
11
years
(ii)
10
years
(iii)
12
years
(iv)
13
years
(v)
14
years
Question
6
6.
Rainfall of 14 days (in mm) are given below. Find the mode rainfall.
14
15
5
6
11
8
10
12
7
5
10
11
7
5
(i)
7
mm
(ii)
6
mm
(iii)
4
mm
(iv)
3
mm
(v)
5
mm
Question
7
7.
Scores of 11 students are given below. Find the mode score.
80
83
84
79
86
80
81
85
71
71
71
(i)
71
(ii)
70
(iii)
73
(iv)
69
(v)
72
Question
8
8.
Temperatures of 14 days (in °C) are given below. Find the mode temperature.
31
27
32
35
35
27
32
35
30
25
31
28
33
35
(i)
36
°C
(ii)
37
°C
(iii)
34
°C
(iv)
35
°C
(v)
33
°C
Question
9
9.
Weights of 11 students (in kg) are given below. Find the mode weight.
42
46
59
56
60
47
58
60
41
53
60
(i)
59
kg
(ii)
61
kg
(iii)
62
kg
(iv)
58
kg
(v)
60
kg
Question
10
10.
Daily wages of 14 labourers (in ₹) are given below. Find the mode wage.
430
472
408
447
481
382
464
319
394
449
316
344
338
316
(i)
₹
314.00
(ii)
₹
317.00
(iii)
₹
316.00
(iv)
₹
315.00
(v)
₹
318.00
Question
11
11.
Find the Mode when Median is 35.3 and Mean is 5.7.
(i)
96.5
(ii)
95.5
(iii)
93.5
(iv)
92.5
(v)
94.5
Question
12
12.
Find the Mode when Median is 35 and Mean is 20.
(i)
66
(ii)
64
(iii)
63
(iv)
65
(v)
67
Question
13
13.
The mean and median of a uni-modal grouped data are 87.7 and 54.9 respectively. Find the mode of the data.
(i)
154.3
(ii)
151.3
(iii)
152.3
(iv)
155.3
(v)
153.3
Question
14
14.
The mean and median of a uni-modal grouped data are 60 and 30 respectively. Find the mode of the data.
(i)
118
(ii)
120
(iii)
119
(iv)
122
(v)
121
Question
15
15.
Emperical relation between Mean, Median and Mode is
(i)
Mode = 3Median - 3Mean
(ii)
Mode = 3Median - 2Mean
(iii)
Mode = 3Median + 2Mean
(iv)
Mode = 2Median - 3Mean
Assignment Key
1) (ii)
2) (iii)
3) (iv)
4) (iv)
5) (iii)
6) (v)
7) (i)
8) (iv)
9) (v)
10) (iii)
11) (v)
12) (iv)
13) (v)
14) (ii)
15) (ii)
