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
28 - 31
31 - 34
34 - 37
37 - 40
40 - 43
43 - 46
46 - 49
Frequency
110
51
81
38
69
142
127
(ii)
Class-Interval
28 - 31
31 - 34
34 - 37
37 - 40
40 - 43
43 - 46
46 - 49
Frequency
110
81
127
38
69
142
51
(iii)
Class-Interval
28 - 31
31 - 34
34 - 37
37 - 40
40 - 43
43 - 46
46 - 49
Frequency
110
127
81
34
69
142
51
(iv)
Class-Interval
28 - 31
31 - 34
34 - 37
37 - 40
40 - 43
43 - 46
46 - 49
Frequency
110
127
81
38
69
142
51
(v)
Class-Interval
28 - 31
31 - 34
34 - 37
37 - 40
40 - 43
43 - 46
46 - 49
Frequency
110
127
86
38
69
142
51
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)
33 - 36
36 - 39
39 - 42
42 - 45
45 - 48
48 - 51
No. of Patients
39
42
19
25
41
29
(ii)
Age (in years)
33 - 36
36 - 39
39 - 42
42 - 45
45 - 48
48 - 51
No. of Patients
39
19
29
25
41
42
(iii)
Age (in years)
33 - 36
36 - 39
39 - 42
42 - 45
45 - 48
48 - 51
No. of Patients
39
29
16
25
41
42
(iv)
Age (in years)
33 - 36
36 - 39
39 - 42
42 - 45
45 - 48
48 - 51
No. of Patients
39
29
19
23
41
42
(v)
Age (in years)
33 - 36
36 - 39
39 - 42
42 - 45
45 - 48
48 - 51
No. of Patients
39
29
19
25
41
42
Question
3
3.
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
49 - 51
51 - 53
No. of students
29
16
5
21
19
15
23
22
(ii)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
No. of students
29
16
21
9
19
15
23
22
(iii)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
No. of students
29
16
9
21
19
15
23
22
(iv)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
No. of students
29
22
9
21
19
15
23
16
(v)
Weight (in kg)
37 - 39
39 - 41
41 - 43
43 - 45
45 - 47
47 - 49
49 - 51
51 - 53
No. of students
29
16
9
21
23
15
23
22
Question
4
4.
Identify the class interval table for the given histogram.
(i)
Class-Interval
118 - 123
124 - 129
130 - 135
136 - 141
142 - 147
148 - 153
Frequency
116
84
137
92
113
51
(ii)
Class-Interval
118 - 123
124 - 129
130 - 135
136 - 141
142 - 147
148 - 153
Frequency
116
84
142
94
113
51
(iii)
Class-Interval
118 - 123
124 - 129
130 - 135
136 - 141
142 - 147
148 - 153
Frequency
116
51
142
92
113
84
(iv)
Class-Interval
118 - 123
124 - 129
130 - 135
136 - 141
142 - 147
148 - 153
Frequency
116
84
142
92
113
51
(v)
Class-Interval
118 - 123
124 - 129
130 - 135
136 - 141
142 - 147
148 - 153
Frequency
116
142
84
92
113
51
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)
60 - 65
66 - 71
72 - 77
78 - 83
84 - 89
No. of Patients
19
12
24
16
31
(ii)
Age (in years)
60 - 65
66 - 71
72 - 77
78 - 83
84 - 89
No. of Patients
19
31
12
16
24
(iii)
Age (in years)
60 - 65
66 - 71
72 - 77
78 - 83
84 - 89
No. of Patients
19
24
12
16
31
(iv)
Age (in years)
60 - 65
66 - 71
72 - 77
78 - 83
84 - 89
No. of Patients
19
26
12
16
31
(v)
Age (in years)
60 - 65
66 - 71
72 - 77
78 - 83
84 - 89
No. of Patients
19
24
14
16
31
Question
6
6.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
38 - 40
41 - 43
44 - 46
47 - 49
50 - 52
53 - 55
56 - 58
No. of students
11
21
9
4
15
30
22
(ii)
Weight (in kg)
38 - 40
41 - 43
44 - 46
47 - 49
50 - 52
53 - 55
56 - 58
No. of students
11
22
9
6
15
30
21
(iii)
Weight (in kg)
38 - 40
41 - 43
44 - 46
47 - 49
50 - 52
53 - 55
56 - 58
No. of students
11
9
21
6
15
30
22
(iv)
Weight (in kg)
38 - 40
41 - 43
44 - 46
47 - 49
50 - 52
53 - 55
56 - 58
No. of students
11
21
12
6
15
30
22
(v)
Weight (in kg)
38 - 40
41 - 43
44 - 46
47 - 49
50 - 52
53 - 55
56 - 58
No. of students
11
21
9
6
15
30
22
Question
7
7.
Heights of 214 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
130 - 139
139 - 148
148 - 157
157 - 166
166 - 175
175 - 184
No. of students
29
38
43
38
27
39
(ii)
Height (in cm)
130 - 139
139 - 148
148 - 157
157 - 166
166 - 175
175 - 184
No. of students
29
43
38
38
27
39
(iii)
Height (in cm)
130 - 139
139 - 148
148 - 157
157 - 166
166 - 175
175 - 184
No. of students
29
43
41
38
27
39
(iv)
Height (in cm)
130 - 139
139 - 148
148 - 157
157 - 166
166 - 175
175 - 184
No. of students
29
39
38
38
27
43
(v)
Height (in cm)
130 - 139
139 - 148
148 - 157
157 - 166
166 - 175
175 - 184
No. of students
29
43
38
35
27
39
Question
8
8.
Heights of 109 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
125 - 133
134 - 142
143 - 151
152 - 160
161 - 169
No. of students
17
20
26
22
24
(ii)
Height (in cm)
125 - 133
134 - 142
143 - 151
152 - 160
161 - 169
No. of students
17
17
26
22
24
(iii)
Height (in cm)
125 - 133
134 - 142
143 - 151
152 - 160
161 - 169
No. of students
17
24
26
22
20
(iv)
Height (in cm)
125 - 133
134 - 142
143 - 151
152 - 160
161 - 169
No. of students
17
26
20
22
24
(v)
Height (in cm)
125 - 133
134 - 142
143 - 151
152 - 160
161 - 169
No. of students
17
20
31
22
24
Question
9
9.
Heights of 143 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
63 - 70
70 - 77
77 - 84
84 - 91
91 - 98
No. of plants
42
20
33
16
35
(ii)
Height (in cm)
63 - 70
70 - 77
77 - 84
84 - 91
91 - 98
No. of plants
42
20
30
16
35
(iii)
Height (in cm)
63 - 70
70 - 77
77 - 84
84 - 91
91 - 98
No. of plants
42
22
30
16
35
(iv)
Height (in cm)
63 - 70
70 - 77
77 - 84
84 - 91
91 - 98
No. of plants
42
35
30
16
20
(v)
Height (in cm)
63 - 70
70 - 77
77 - 84
84 - 91
91 - 98
No. of plants
42
30
20
16
35
Question
10
10.
Heights of 188 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
52 - 62
63 - 73
74 - 84
85 - 95
96 - 106
107 - 117
No. of plants
48
27
23
36
39
15
(ii)
Height (in cm)
52 - 62
63 - 73
74 - 84
85 - 95
96 - 106
107 - 117
No. of plants
48
23
27
41
39
15
(iii)
Height (in cm)
52 - 62
63 - 73
74 - 84
85 - 95
96 - 106
107 - 117
No. of plants
48
23
32
36
39
15
(iv)
Height (in cm)
52 - 62
63 - 73
74 - 84
85 - 95
96 - 106
107 - 117
No. of plants
48
23
27
36
39
15
(v)
Height (in cm)
52 - 62
63 - 73
74 - 84
85 - 95
96 - 106
107 - 117
No. of plants
48
15
27
36
39
23
Question
11
11.
Ages of 141 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
12 - 21
21 - 30
30 - 39
39 - 48
48 - 57
57 - 66
No. of students
38
15
22
7
34
23
(ii)
Age (in years)
12 - 21
21 - 30
30 - 39
39 - 48
48 - 57
57 - 66
No. of students
38
15
22
9
34
23
(iii)
Age (in years)
12 - 21
21 - 30
30 - 39
39 - 48
48 - 57
57 - 66
No. of students
38
22
15
9
34
23
(iv)
Age (in years)
12 - 21
21 - 30
30 - 39
39 - 48
48 - 57
57 - 66
No. of students
38
23
22
9
34
15
(v)
Age (in years)
12 - 21
21 - 30
30 - 39
39 - 48
48 - 57
57 - 66
No. of students
38
15
20
9
34
23
Question
12
12.
Ages of 234 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
14 - 23
24 - 33
34 - 43
44 - 53
54 - 63
64 - 73
74 - 83
84 - 93
No. of students
31
45
43
10
18
30
29
28
(ii)
Age (in years)
14 - 23
24 - 33
34 - 43
44 - 53
54 - 63
64 - 73
74 - 83
84 - 93
No. of students
31
28
43
10
18
30
29
45
(iii)
Age (in years)
14 - 23
24 - 33
34 - 43
44 - 53
54 - 63
64 - 73
74 - 83
84 - 93
No. of students
31
28
43
10
14
30
29
45
(iv)
Age (in years)
14 - 23
24 - 33
34 - 43
44 - 53
54 - 63
64 - 73
74 - 83
84 - 93
No. of students
31
28
47
10
18
30
29
45
(v)
Age (in years)
14 - 23
24 - 33
34 - 43
44 - 53
54 - 63
64 - 73
74 - 83
84 - 93
No. of students
31
28
10
43
18
30
29
45
Question
13
13.
Scores of 236 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
74 - 80
80 - 86
86 - 92
92 - 98
98 - 104
104 - 110
110 - 116
No. of students
46
47
46
15
22
41
15
(ii)
Score
74 - 80
80 - 86
86 - 92
92 - 98
98 - 104
104 - 110
110 - 116
No. of students
46
15
46
19
22
41
47
(iii)
Score
74 - 80
80 - 86
86 - 92
92 - 98
98 - 104
104 - 110
110 - 116
No. of students
46
47
42
19
22
41
15
(iv)
Score
74 - 80
80 - 86
86 - 92
92 - 98
98 - 104
104 - 110
110 - 116
No. of students
46
47
46
19
22
41
15
(v)
Score
74 - 80
80 - 86
86 - 92
92 - 98
98 - 104
104 - 110
110 - 116
No. of students
46
46
47
19
22
41
15
Question
14
14.
Scores of 287 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
85 - 91
92 - 98
99 - 105
106 - 112
113 - 119
120 - 126
127 - 133
134 - 140
No. of students
38
20
23
50
43
50
24
39
(ii)
Score
85 - 91
92 - 98
99 - 105
106 - 112
113 - 119
120 - 126
127 - 133
134 - 140
No. of students
38
39
19
50
43
50
24
20
(iii)
Score
85 - 91
92 - 98
99 - 105
106 - 112
113 - 119
120 - 126
127 - 133
134 - 140
No. of students
38
39
23
50
45
50
24
20
(iv)
Score
85 - 91
92 - 98
99 - 105
106 - 112
113 - 119
120 - 126
127 - 133
134 - 140
No. of students
38
39
23
50
43
50
24
20
(v)
Score
85 - 91
92 - 98
99 - 105
106 - 112
113 - 119
120 - 126
127 - 133
134 - 140
No. of students
38
39
50
23
43
50
24
20
Question
15
15.
Rainfall of 105 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
No. of days
30
18
26
22
13
(ii)
Rainfall (in mm)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
No. of days
30
22
22
22
13
(iii)
Rainfall (in mm)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
No. of days
30
18
22
22
13
(iv)
Rainfall (in mm)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
No. of days
30
22
18
22
13
(v)
Rainfall (in mm)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
No. of days
30
13
22
22
18
Question
16
16.
Rainfall of 259 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
5 - 14
15 - 24
25 - 34
35 - 44
45 - 54
55 - 64
65 - 74
75 - 84
No. of days
32
44
33
26
10
36
37
41
(ii)
Rainfall (in mm)
5 - 14
15 - 24
25 - 34
35 - 44
45 - 54
55 - 64
65 - 74
75 - 84
No. of days
32
41
33
26
6
36
37
44
(iii)
Rainfall (in mm)
5 - 14
15 - 24
25 - 34
35 - 44
45 - 54
55 - 64
65 - 74
75 - 84
No. of days
32
41
26
33
10
36
37
44
(iv)
Rainfall (in mm)
5 - 14
15 - 24
25 - 34
35 - 44
45 - 54
55 - 64
65 - 74
75 - 84
No. of days
32
41
33
26
10
36
37
44
(v)
Rainfall (in mm)
5 - 14
15 - 24
25 - 34
35 - 44
45 - 54
55 - 64
65 - 74
75 - 84
No. of days
32
41
37
26
10
36
37
44
Question
17
17.
Temperatures of 134 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
31 - 37
37 - 43
43 - 49
49 - 55
55 - 61
No. of days
10
20
39
29
36
(ii)
Temperature (in degree)
31 - 37
37 - 43
43 - 49
49 - 55
55 - 61
No. of days
10
39
20
29
36
(iii)
Temperature (in degree)
31 - 37
37 - 43
43 - 49
49 - 55
55 - 61
No. of days
10
36
39
29
20
(iv)
Temperature (in degree)
31 - 37
37 - 43
43 - 49
49 - 55
55 - 61
No. of days
10
20
34
29
36
(v)
Temperature (in degree)
31 - 37
37 - 43
43 - 49
49 - 55
55 - 61
No. of days
10
15
39
29
36
Question
18
18.
Temperatures of 212 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
29 - 38
39 - 48
49 - 58
59 - 68
69 - 78
79 - 88
89 - 98
No. of days
24
10
35
30
47
26
40
(ii)
Temperature (in degree)
29 - 38
39 - 48
49 - 58
59 - 68
69 - 78
79 - 88
89 - 98
No. of days
24
40
35
33
47
26
10
(iii)
Temperature (in degree)
29 - 38
39 - 48
49 - 58
59 - 68
69 - 78
79 - 88
89 - 98
No. of days
24
40
33
30
47
26
10
(iv)
Temperature (in degree)
29 - 38
39 - 48
49 - 58
59 - 68
69 - 78
79 - 88
89 - 98
No. of days
24
35
40
30
47
26
10
(v)
Temperature (in degree)
29 - 38
39 - 48
49 - 58
59 - 68
69 - 78
79 - 88
89 - 98
No. of days
24
40
35
30
47
26
10
Question
19
19.
Weights of 265 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
58 - 63
63 - 68
68 - 73
73 - 78
78 - 83
83 - 88
88 - 93
93 - 98
No. of students
33
50
38
47
12
24
47
14
(ii)
Weight (in kg)
58 - 63
63 - 68
68 - 73
73 - 78
78 - 83
83 - 88
88 - 93
93 - 98
No. of students
33
14
38
47
17
24
47
50
(iii)
Weight (in kg)
58 - 63
63 - 68
68 - 73
73 - 78
78 - 83
83 - 88
88 - 93
93 - 98
No. of students
33
14
38
47
12
24
47
50
(iv)
Weight (in kg)
58 - 63
63 - 68
68 - 73
73 - 78
78 - 83
83 - 88
88 - 93
93 - 98
No. of students
33
14
41
47
12
24
47
50
(v)
Weight (in kg)
58 - 63
63 - 68
68 - 73
73 - 78
78 - 83
83 - 88
88 - 93
93 - 98
No. of students
33
14
47
38
12
24
47
50
Question
20
20.
Weights of 166 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
56 - 63
64 - 71
72 - 79
80 - 87
88 - 95
96 - 103
No. of students
44
10
39
11
45
17
(ii)
Weight (in kg)
56 - 63
64 - 71
72 - 79
80 - 87
88 - 95
96 - 103
No. of students
44
17
39
11
45
10
(iii)
Weight (in kg)
56 - 63
64 - 71
72 - 79
80 - 87
88 - 95
96 - 103
No. of students
44
10
37
11
45
17
(iv)
Weight (in kg)
56 - 63
64 - 71
72 - 79
80 - 87
88 - 95
96 - 103
No. of students
44
10
39
9
45
17
(v)
Weight (in kg)
56 - 63
64 - 71
72 - 79
80 - 87
88 - 95
96 - 103
No. of students
44
39
10
11
45
17
Question
21
21.
Daily wages of 126 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
256 - 266
266 - 276
276 - 286
286 - 296
296 - 306
306 - 316
316 - 326
No. of labourers
18
7
11
10
36
14
34
(ii)
Daily wage (in Rs)
256 - 266
266 - 276
276 - 286
286 - 296
296 - 306
306 - 316
316 - 326
No. of labourers
18
7
11
6
36
14
34
(iii)
Daily wage (in Rs)
256 - 266
266 - 276
276 - 286
286 - 296
296 - 306
306 - 316
316 - 326
No. of labourers
18
11
7
6
36
14
34
(iv)
Daily wage (in Rs)
256 - 266
266 - 276
276 - 286
286 - 296
296 - 306
306 - 316
316 - 326
No. of labourers
18
7
14
6
36
14
34
(v)
Daily wage (in Rs)
256 - 266
266 - 276
276 - 286
286 - 296
296 - 306
306 - 316
316 - 326
No. of labourers
18
34
11
6
36
14
7
Question
22
22.
Daily wages of 116 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
282 - 290
291 - 299
300 - 308
309 - 317
318 - 326
No. of labourers
28
16
11
19
42
(ii)
Daily wage (in Rs)
282 - 290
291 - 299
300 - 308
309 - 317
318 - 326
No. of labourers
28
11
42
19
16
(iii)
Daily wage (in Rs)
282 - 290
291 - 299
300 - 308
309 - 317
318 - 326
No. of labourers
28
42
8
19
16
(iv)
Daily wage (in Rs)
282 - 290
291 - 299
300 - 308
309 - 317
318 - 326
No. of labourers
28
42
11
19
16
(v)
Daily wage (in Rs)
282 - 290
291 - 299
300 - 308
309 - 317
318 - 326
No. of labourers
28
39
11
19
16
Assignment Key
1) (iv)
2) (v)
3) (iii)
4) (iv)
5) (iii)
6) (v)
7) (ii)
8) (i)
9) (ii)
10) (iv)
11) (ii)
12) (ii)
13) (iv)
14) (iv)
15) (iii)
16) (iv)
17) (i)
18) (v)
19) (iii)
20) (i)
21) (ii)
22) (iv)
