EduSahara™ Assignment
Name : Histogram
Chapter : Data Handling
Grade : CBSE Grade VIII
License : Non Commercial Use
Question
1
1.
Identify the class interval table for the given histogram.
(i)
Class-Interval
117 - 122
122 - 127
127 - 132
132 - 137
137 - 142
142 - 147
147 - 152
Frequency
50
16
46
62
89
113
135
(ii)
Class-Interval
117 - 122
122 - 127
127 - 132
132 - 137
137 - 142
142 - 147
147 - 152
Frequency
50
135
46
62
89
113
16
(iii)
Class-Interval
117 - 122
122 - 127
127 - 132
132 - 137
137 - 142
142 - 147
147 - 152
Frequency
50
46
16
62
89
113
135
(iv)
Class-Interval
117 - 122
122 - 127
127 - 132
132 - 137
137 - 142
142 - 147
147 - 152
Frequency
50
16
48
62
89
113
135
(v)
Class-Interval
117 - 122
122 - 127
127 - 132
132 - 137
137 - 142
142 - 147
147 - 152
Frequency
50
16
46
64
89
113
135
Question
2
2.
In a study of heart patients, the following observations are obtained. Identify the class interval table for the given histogram.
(i)
Age (in years)
13 - 18
18 - 23
23 - 28
28 - 33
33 - 38
38 - 43
43 - 48
48 - 53
No. of Patients
19
49
38
45
26
19
30
24
(ii)
Age (in years)
13 - 18
18 - 23
23 - 28
28 - 33
33 - 38
38 - 43
43 - 48
48 - 53
No. of Patients
19
24
33
45
26
19
30
49
(iii)
Age (in years)
13 - 18
18 - 23
23 - 28
28 - 33
33 - 38
38 - 43
43 - 48
48 - 53
No. of Patients
19
49
45
33
26
19
30
24
(iv)
Age (in years)
13 - 18
18 - 23
23 - 28
28 - 33
33 - 38
38 - 43
43 - 48
48 - 53
No. of Patients
19
49
33
45
26
19
30
24
(v)
Age (in years)
13 - 18
18 - 23
23 - 28
28 - 33
33 - 38
38 - 43
43 - 48
48 - 53
No. of Patients
19
49
33
45
30
19
30
24
Question
3
3.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
53 - 55
No. of students
6
24
21
13
18
28
(ii)
Weight (in kg)
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
53 - 55
No. of students
6
28
21
13
18
24
(iii)
Weight (in kg)
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
53 - 55
No. of students
6
24
21
11
18
28
(iv)
Weight (in kg)
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
53 - 55
No. of students
6
21
24
13
18
28
(v)
Weight (in kg)
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
53 - 55
No. of students
6
24
19
13
18
28
Question
4
4.
Identify the class interval table for the given histogram.
(i)
Class-Interval
95 - 100
100 - 105
105 - 110
110 - 115
115 - 120
120 - 125
Frequency
113
62
80
51
96
97
(ii)
Class-Interval
95 - 100
100 - 105
105 - 110
110 - 115
115 - 120
120 - 125
Frequency
113
97
80
51
96
62
(iii)
Class-Interval
95 - 100
100 - 105
105 - 110
110 - 115
115 - 120
120 - 125
Frequency
113
62
80
48
96
97
(iv)
Class-Interval
95 - 100
100 - 105
105 - 110
110 - 115
115 - 120
120 - 125
Frequency
113
80
62
51
96
97
(v)
Class-Interval
95 - 100
100 - 105
105 - 110
110 - 115
115 - 120
120 - 125
Frequency
113
62
76
51
96
97
Question
5
5.
In a study of heart patients, the following observations are obtained. Identify the class interval table for the given histogram.
(i)
Age (in years)
62 - 66
66 - 70
70 - 74
74 - 78
78 - 82
82 - 86
86 - 90
90 - 94
No. of Patients
24
44
16
34
10
24
18
18
(ii)
Age (in years)
62 - 66
66 - 70
70 - 74
74 - 78
78 - 82
82 - 86
86 - 90
90 - 94
No. of Patients
24
18
16
34
10
24
18
44
(iii)
Age (in years)
62 - 66
66 - 70
70 - 74
74 - 78
78 - 82
82 - 86
86 - 90
90 - 94
No. of Patients
24
18
18
34
10
24
18
44
(iv)
Age (in years)
62 - 66
66 - 70
70 - 74
74 - 78
78 - 82
82 - 86
86 - 90
90 - 94
No. of Patients
24
18
16
34
13
24
18
44
(v)
Age (in years)
62 - 66
66 - 70
70 - 74
74 - 78
78 - 82
82 - 86
86 - 90
90 - 94
No. of Patients
24
18
34
16
10
24
18
44
Question
6
6.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
No. of students
22
15
9
23
29
13
(ii)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
No. of students
22
13
15
23
29
9
(iii)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
No. of students
22
9
15
28
29
13
(iv)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
No. of students
22
9
15
23
29
13
(v)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
No. of students
22
9
12
23
29
13
Question
7
7.
A histogram consists of
(i)
sectors
(ii)
rectangles
(iii)
squares
(iv)
triangles
Question
8
8.
The width of the rectangles in a histogram represents
(i)
class interval
(ii)
number of classes
(iii)
frequency of the class
(iv)
mid values of the class
Question
9
9.
In a histogram
(i)
the width of all rectangles are equal
(ii)
the lengths of all rectangles are equal
(iii)
the lengths and widths of all rectangles are equal
(iv)
the length and width of each rectangle are in proportion
Assignment Key
1) (i)
2) (iv)
3) (i)
4) (i)
5) (ii)
6) (iv)
7) (ii)
8) (i)
9) (i)
