EduSahara™ Assignment
Name : Histogram
Chapter : Graphical Representation of Statistical Data
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
Identify the class interval table for the given histogram.
(i)
Class-Interval
118 - 121
121 - 124
124 - 127
127 - 130
130 - 133
Frequency
110
44
103
138
106
(ii)
Class-Interval
118 - 121
121 - 124
124 - 127
127 - 130
130 - 133
Frequency
110
106
44
138
103
(iii)
Class-Interval
118 - 121
121 - 124
124 - 127
127 - 130
130 - 133
Frequency
110
103
44
138
106
(iv)
Class-Interval
118 - 121
121 - 124
124 - 127
127 - 130
130 - 133
Frequency
110
108
44
138
106
(v)
Class-Interval
118 - 121
121 - 124
124 - 127
127 - 130
130 - 133
Frequency
110
103
42
138
106
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)
80 - 84
84 - 88
88 - 92
92 - 96
96 - 100
No. of Patients
28
30
29
23
13
(ii)
Age (in years)
80 - 84
84 - 88
88 - 92
92 - 96
96 - 100
No. of Patients
28
30
24
23
13
(iii)
Age (in years)
80 - 84
84 - 88
88 - 92
92 - 96
96 - 100
No. of Patients
28
13
29
23
30
(iv)
Age (in years)
80 - 84
84 - 88
88 - 92
92 - 96
96 - 100
No. of Patients
28
29
30
23
13
(v)
Age (in years)
80 - 84
84 - 88
88 - 92
92 - 96
96 - 100
No. of Patients
28
33
29
23
13
Question
3
3.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
53 - 57
57 - 61
61 - 65
No. of students
15
18
25
7
8
11
22
12
(ii)
Weight (in kg)
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
53 - 57
57 - 61
61 - 65
No. of students
15
18
7
30
8
11
22
12
(iii)
Weight (in kg)
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
53 - 57
57 - 61
61 - 65
No. of students
15
18
30
7
6
11
22
12
(iv)
Weight (in kg)
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
53 - 57
57 - 61
61 - 65
No. of students
15
12
30
7
8
11
22
18
(v)
Weight (in kg)
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
53 - 57
57 - 61
61 - 65
No. of students
15
18
30
7
8
11
22
12
Question
4
4.
Identify the class interval table for the given histogram.
(i)
Class-Interval
100 - 103
104 - 107
108 - 111
112 - 115
116 - 119
120 - 123
124 - 127
128 - 131
Frequency
21
110
136
88
108
75
72
78
(ii)
Class-Interval
100 - 103
104 - 107
108 - 111
112 - 115
116 - 119
120 - 123
124 - 127
128 - 131
Frequency
21
110
140
88
110
75
72
78
(iii)
Class-Interval
100 - 103
104 - 107
108 - 111
112 - 115
116 - 119
120 - 123
124 - 127
128 - 131
Frequency
21
78
140
88
108
75
72
110
(iv)
Class-Interval
100 - 103
104 - 107
108 - 111
112 - 115
116 - 119
120 - 123
124 - 127
128 - 131
Frequency
21
110
140
88
108
75
72
78
(v)
Class-Interval
100 - 103
104 - 107
108 - 111
112 - 115
116 - 119
120 - 123
124 - 127
128 - 131
Frequency
21
110
88
140
108
75
72
78
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)
24 - 27
28 - 31
32 - 35
36 - 39
40 - 43
44 - 47
48 - 51
No. of Patients
30
48
41
49
30
46
29
(ii)
Age (in years)
24 - 27
28 - 31
32 - 35
36 - 39
40 - 43
44 - 47
48 - 51
No. of Patients
30
48
44
49
30
46
29
(iii)
Age (in years)
24 - 27
28 - 31
32 - 35
36 - 39
40 - 43
44 - 47
48 - 51
No. of Patients
30
29
44
49
30
46
48
(iv)
Age (in years)
24 - 27
28 - 31
32 - 35
36 - 39
40 - 43
44 - 47
48 - 51
No. of Patients
30
44
48
49
30
46
29
(v)
Age (in years)
24 - 27
28 - 31
32 - 35
36 - 39
40 - 43
44 - 47
48 - 51
No. of Patients
30
48
44
45
30
46
29
Question
6
6.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
45 - 48
49 - 52
53 - 56
57 - 60
61 - 64
65 - 68
No. of students
26
30
10
16
26
17
(ii)
Weight (in kg)
45 - 48
49 - 52
53 - 56
57 - 60
61 - 64
65 - 68
No. of students
26
10
17
16
26
30
(iii)
Weight (in kg)
45 - 48
49 - 52
53 - 56
57 - 60
61 - 64
65 - 68
No. of students
26
17
10
16
26
30
(iv)
Weight (in kg)
45 - 48
49 - 52
53 - 56
57 - 60
61 - 64
65 - 68
No. of students
26
17
5
16
26
30
(v)
Weight (in kg)
45 - 48
49 - 52
53 - 56
57 - 60
61 - 64
65 - 68
No. of students
26
17
10
12
26
30
Question
7
7.
Heights of 304 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
126 - 132
132 - 138
138 - 144
144 - 150
150 - 156
156 - 162
162 - 168
168 - 174
No. of students
49
19
13
43
48
48
37
47
(ii)
Height (in cm)
126 - 132
132 - 138
138 - 144
144 - 150
150 - 156
156 - 162
162 - 168
168 - 174
No. of students
49
19
10
43
48
48
37
47
(iii)
Height (in cm)
126 - 132
132 - 138
138 - 144
144 - 150
150 - 156
156 - 162
162 - 168
168 - 174
No. of students
49
47
13
43
48
48
37
19
(iv)
Height (in cm)
126 - 132
132 - 138
138 - 144
144 - 150
150 - 156
156 - 162
162 - 168
168 - 174
No. of students
49
19
13
43
45
48
37
47
(v)
Height (in cm)
126 - 132
132 - 138
138 - 144
144 - 150
150 - 156
156 - 162
162 - 168
168 - 174
No. of students
49
19
43
13
48
48
37
47
Question
8
8.
Heights of 108 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
125 - 131
132 - 138
139 - 145
146 - 152
153 - 159
No. of students
15
34
30
16
13
(ii)
Height (in cm)
125 - 131
132 - 138
139 - 145
146 - 152
153 - 159
No. of students
15
13
30
16
34
(iii)
Height (in cm)
125 - 131
132 - 138
139 - 145
146 - 152
153 - 159
No. of students
15
30
34
16
13
(iv)
Height (in cm)
125 - 131
132 - 138
139 - 145
146 - 152
153 - 159
No. of students
15
38
30
16
13
(v)
Height (in cm)
125 - 131
132 - 138
139 - 145
146 - 152
153 - 159
No. of students
15
34
33
16
13
Question
9
9.
Heights of 152 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
58 - 66
66 - 74
74 - 82
82 - 90
90 - 98
98 - 106
106 - 114
No. of plants
10
13
18
18
37
49
7
(ii)
Height (in cm)
58 - 66
66 - 74
74 - 82
82 - 90
90 - 98
98 - 106
106 - 114
No. of plants
10
18
7
18
37
49
13
(iii)
Height (in cm)
58 - 66
66 - 74
74 - 82
82 - 90
90 - 98
98 - 106
106 - 114
No. of plants
10
7
18
18
37
49
13
(iv)
Height (in cm)
58 - 66
66 - 74
74 - 82
82 - 90
90 - 98
98 - 106
106 - 114
No. of plants
10
7
13
18
37
49
13
(v)
Height (in cm)
58 - 66
66 - 74
74 - 82
82 - 90
90 - 98
98 - 106
106 - 114
No. of plants
10
7
18
21
37
49
13
Question
10
10.
Heights of 150 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
68 - 78
79 - 89
90 - 100
101 - 111
112 - 122
123 - 133
No. of plants
10
35
14
36
41
14
(ii)
Height (in cm)
68 - 78
79 - 89
90 - 100
101 - 111
112 - 122
123 - 133
No. of plants
10
14
14
36
41
35
(iii)
Height (in cm)
68 - 78
79 - 89
90 - 100
101 - 111
112 - 122
123 - 133
No. of plants
10
14
9
36
41
35
(iv)
Height (in cm)
68 - 78
79 - 89
90 - 100
101 - 111
112 - 122
123 - 133
No. of plants
10
14
14
41
41
35
Question
11
11.
Ages of 223 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
64 - 73
No. of students
37
41
44
37
48
19
(ii)
Age (in years)
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
64 - 73
No. of students
37
19
41
37
48
41
(iii)
Age (in years)
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
64 - 73
No. of students
37
41
41
37
48
19
(iv)
Age (in years)
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
64 - 73
No. of students
37
41
41
42
48
19
Question
12
12.
Ages of 143 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
13 - 23
24 - 34
35 - 45
46 - 56
57 - 67
68 - 78
No. of students
12
38
15
29
25
24
(ii)
Age (in years)
13 - 23
24 - 34
35 - 45
46 - 56
57 - 67
68 - 78
No. of students
12
15
24
29
25
38
(iii)
Age (in years)
13 - 23
24 - 34
35 - 45
46 - 56
57 - 67
68 - 78
No. of students
12
24
10
29
25
38
(iv)
Age (in years)
13 - 23
24 - 34
35 - 45
46 - 56
57 - 67
68 - 78
No. of students
12
24
15
24
25
38
(v)
Age (in years)
13 - 23
24 - 34
35 - 45
46 - 56
57 - 67
68 - 78
No. of students
12
24
15
29
25
38
Question
13
13.
Scores of 142 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
118 - 124
124 - 130
130 - 136
No. of students
10
13
33
24
14
24
19
5
(ii)
Score
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
118 - 124
124 - 130
130 - 136
No. of students
10
5
24
33
14
24
19
13
(iii)
Score
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
118 - 124
124 - 130
130 - 136
No. of students
10
13
24
33
14
24
19
5
(iv)
Score
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
118 - 124
124 - 130
130 - 136
No. of students
10
13
19
33
14
24
19
5
(v)
Score
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
118 - 124
124 - 130
130 - 136
No. of students
10
13
24
33
9
24
19
5
Question
14
14.
Scores of 176 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
80 - 86
87 - 93
94 - 100
101 - 107
108 - 114
115 - 121
122 - 128
No. of students
38
9
37
11
44
22
15
(ii)
Score
80 - 86
87 - 93
94 - 100
101 - 107
108 - 114
115 - 121
122 - 128
No. of students
38
37
9
11
44
22
15
(iii)
Score
80 - 86
87 - 93
94 - 100
101 - 107
108 - 114
115 - 121
122 - 128
No. of students
38
37
9
9
44
22
15
(iv)
Score
80 - 86
87 - 93
94 - 100
101 - 107
108 - 114
115 - 121
122 - 128
No. of students
38
15
9
11
44
22
37
(v)
Score
80 - 86
87 - 93
94 - 100
101 - 107
108 - 114
115 - 121
122 - 128
No. of students
38
37
4
11
44
22
15
Question
15
15.
Rainfall of 156 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
10 - 19
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
No. of days
15
41
28
14
33
25
(ii)
Rainfall (in mm)
10 - 19
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
No. of days
15
25
28
14
33
41
(iii)
Rainfall (in mm)
10 - 19
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
No. of days
15
28
25
14
33
41
(iv)
Rainfall (in mm)
10 - 19
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
No. of days
15
25
31
14
33
41
(v)
Rainfall (in mm)
10 - 19
19 - 28
28 - 37
37 - 46
46 - 55
55 - 64
No. of days
15
25
28
11
33
41
Question
16
16.
Rainfall of 133 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
9 - 16
17 - 24
25 - 32
33 - 40
41 - 48
No. of days
46
7
31
27
22
(ii)
Rainfall (in mm)
9 - 16
17 - 24
25 - 32
33 - 40
41 - 48
No. of days
46
22
28
27
7
(iii)
Rainfall (in mm)
9 - 16
17 - 24
25 - 32
33 - 40
41 - 48
No. of days
46
31
22
27
7
(iv)
Rainfall (in mm)
9 - 16
17 - 24
25 - 32
33 - 40
41 - 48
No. of days
46
22
31
27
7
(v)
Rainfall (in mm)
9 - 16
17 - 24
25 - 32
33 - 40
41 - 48
No. of days
46
24
31
27
7
Question
17
17.
Temperatures of 125 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
33 - 42
42 - 51
51 - 60
60 - 69
69 - 78
78 - 87
87 - 96
96 - 105
No. of days
23
23
12
15
14
9
21
8
(ii)
Temperature (in degree)
33 - 42
42 - 51
51 - 60
60 - 69
69 - 78
78 - 87
87 - 96
96 - 105
No. of days
23
8
12
15
14
9
21
23
(iii)
Temperature (in degree)
33 - 42
42 - 51
51 - 60
60 - 69
69 - 78
78 - 87
87 - 96
96 - 105
No. of days
23
23
15
12
14
9
21
8
(iv)
Temperature (in degree)
33 - 42
42 - 51
51 - 60
60 - 69
69 - 78
78 - 87
87 - 96
96 - 105
No. of days
23
23
15
15
14
9
21
8
(v)
Temperature (in degree)
33 - 42
42 - 51
51 - 60
60 - 69
69 - 78
78 - 87
87 - 96
96 - 105
No. of days
23
23
12
15
17
9
21
8
Question
18
18.
Temperatures of 187 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
30 - 35
36 - 41
42 - 47
48 - 53
54 - 59
60 - 65
66 - 71
72 - 77
No. of days
50
9
24
36
13
21
16
21
(ii)
Temperature (in degree)
30 - 35
36 - 41
42 - 47
48 - 53
54 - 59
60 - 65
66 - 71
72 - 77
No. of days
50
21
21
36
13
21
16
9
(iii)
Temperature (in degree)
30 - 35
36 - 41
42 - 47
48 - 53
54 - 59
60 - 65
66 - 71
72 - 77
No. of days
50
9
36
21
13
21
16
21
(iv)
Temperature (in degree)
30 - 35
36 - 41
42 - 47
48 - 53
54 - 59
60 - 65
66 - 71
72 - 77
No. of days
50
9
21
36
8
21
16
21
(v)
Temperature (in degree)
30 - 35
36 - 41
42 - 47
48 - 53
54 - 59
60 - 65
66 - 71
72 - 77
No. of days
50
9
21
36
13
21
16
21
Question
19
19.
Weights of 224 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
45 - 51
51 - 57
57 - 63
63 - 69
69 - 75
75 - 81
81 - 87
No. of students
42
31
9
37
50
27
33
(ii)
Weight (in kg)
45 - 51
51 - 57
57 - 63
63 - 69
69 - 75
75 - 81
81 - 87
No. of students
42
31
13
32
50
27
33
(iii)
Weight (in kg)
45 - 51
51 - 57
57 - 63
63 - 69
69 - 75
75 - 81
81 - 87
No. of students
42
31
9
32
50
27
33
(iv)
Weight (in kg)
45 - 51
51 - 57
57 - 63
63 - 69
69 - 75
75 - 81
81 - 87
No. of students
42
9
31
32
50
27
33
(v)
Weight (in kg)
45 - 51
51 - 57
57 - 63
63 - 69
69 - 75
75 - 81
81 - 87
No. of students
42
33
9
32
50
27
31
Question
20
20.
Weights of 306 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
59 - 69
70 - 80
81 - 91
92 - 102
103 - 113
114 - 124
125 - 135
136 - 146
No. of students
28
39
48
48
23
38
46
39
(ii)
Weight (in kg)
59 - 69
70 - 80
81 - 91
92 - 102
103 - 113
114 - 124
125 - 135
136 - 146
No. of students
28
39
48
45
23
38
46
39
(iii)
Weight (in kg)
59 - 69
70 - 80
81 - 91
92 - 102
103 - 113
114 - 124
125 - 135
136 - 146
No. of students
28
39
45
48
19
38
46
39
(iv)
Weight (in kg)
59 - 69
70 - 80
81 - 91
92 - 102
103 - 113
114 - 124
125 - 135
136 - 146
No. of students
28
39
45
48
23
38
46
39
Question
21
21.
Daily wages of 129 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
264 - 270
270 - 276
276 - 282
282 - 288
288 - 294
No. of labourers
15
18
13
44
44
(ii)
Daily wage (in Rs)
264 - 270
270 - 276
276 - 282
282 - 288
288 - 294
No. of labourers
15
13
8
44
44
(iii)
Daily wage (in Rs)
264 - 270
270 - 276
276 - 282
282 - 288
288 - 294
No. of labourers
15
18
8
44
44
(iv)
Daily wage (in Rs)
264 - 270
270 - 276
276 - 282
282 - 288
288 - 294
No. of labourers
15
44
8
44
18
(v)
Daily wage (in Rs)
264 - 270
270 - 276
276 - 282
282 - 288
288 - 294
No. of labourers
15
8
18
44
44
Question
22
22.
Daily wages of 165 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
253 - 262
263 - 272
273 - 282
283 - 292
293 - 302
303 - 312
313 - 322
No. of labourers
14
38
15
40
13
22
23
(ii)
Daily wage (in Rs)
253 - 262
263 - 272
273 - 282
283 - 292
293 - 302
303 - 312
313 - 322
No. of labourers
14
38
15
35
13
22
23
(iii)
Daily wage (in Rs)
253 - 262
263 - 272
273 - 282
283 - 292
293 - 302
303 - 312
313 - 322
No. of labourers
14
15
38
40
13
22
23
(iv)
Daily wage (in Rs)
253 - 262
263 - 272
273 - 282
283 - 292
293 - 302
303 - 312
313 - 322
No. of labourers
14
23
15
40
13
22
38
(v)
Daily wage (in Rs)
253 - 262
263 - 272
273 - 282
283 - 292
293 - 302
303 - 312
313 - 322
No. of labourers
14
38
18
40
13
22
23
Assignment Key
1) (iii)
2) (i)
3) (v)
4) (iv)
5) (ii)
6) (iii)
7) (i)
8) (i)
9) (iii)
10) (ii)
11) (iii)
12) (v)
13) (iii)
14) (ii)
15) (ii)
16) (iv)
17) (i)
18) (v)
19) (iii)
20) (iv)
21) (iii)
22) (i)
