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
145 - 147
147 - 149
149 - 151
151 - 153
153 - 155
155 - 157
Frequency
71
81
45
112
72
15
(ii)
Class-Interval
145 - 147
147 - 149
149 - 151
151 - 153
153 - 155
155 - 157
Frequency
71
45
81
107
72
15
(iii)
Class-Interval
145 - 147
147 - 149
149 - 151
151 - 153
153 - 155
155 - 157
Frequency
71
15
45
107
72
81
(iv)
Class-Interval
145 - 147
147 - 149
149 - 151
151 - 153
153 - 155
155 - 157
Frequency
71
81
48
107
72
15
(v)
Class-Interval
145 - 147
147 - 149
149 - 151
151 - 153
153 - 155
155 - 157
Frequency
71
81
45
107
72
15
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)
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
78 - 81
No. of Patients
22
33
39
32
44
42
(ii)
Age (in years)
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
78 - 81
No. of Patients
22
42
39
32
44
33
(iii)
Age (in years)
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
78 - 81
No. of Patients
22
33
36
32
44
42
(iv)
Age (in years)
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
78 - 81
No. of Patients
22
33
39
35
44
42
(v)
Age (in years)
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
78 - 81
No. of Patients
22
39
33
32
44
42
Question
3
3.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
25 - 29
29 - 33
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
No. of students
18
10
15
18
22
17
25
(ii)
Weight (in kg)
25 - 29
29 - 33
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
No. of students
18
15
10
18
22
17
25
(iii)
Weight (in kg)
25 - 29
29 - 33
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
No. of students
18
15
10
13
22
17
25
(iv)
Weight (in kg)
25 - 29
29 - 33
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
No. of students
18
15
6
18
22
17
25
(v)
Weight (in kg)
25 - 29
29 - 33
33 - 37
37 - 41
41 - 45
45 - 49
49 - 53
No. of students
18
25
10
18
22
17
15
Question
4
4.
Identify the class interval table for the given histogram.
(i)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
120
43
70
82
75
(ii)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
120
70
46
82
75
(iii)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
120
75
43
82
70
(iv)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
120
70
43
82
75
(v)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
120
75
43
82
75
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)
53 - 57
58 - 62
63 - 67
68 - 72
73 - 77
78 - 82
83 - 87
88 - 92
No. of Patients
36
50
44
30
18
18
38
13
(ii)
Age (in years)
53 - 57
58 - 62
63 - 67
68 - 72
73 - 77
78 - 82
83 - 87
88 - 92
No. of Patients
36
50
40
30
14
18
38
13
(iii)
Age (in years)
53 - 57
58 - 62
63 - 67
68 - 72
73 - 77
78 - 82
83 - 87
88 - 92
No. of Patients
36
50
44
30
14
18
38
13
(iv)
Age (in years)
53 - 57
58 - 62
63 - 67
68 - 72
73 - 77
78 - 82
83 - 87
88 - 92
No. of Patients
36
50
30
44
14
18
38
13
(v)
Age (in years)
53 - 57
58 - 62
63 - 67
68 - 72
73 - 77
78 - 82
83 - 87
88 - 92
No. of Patients
36
13
44
30
14
18
38
50
Question
6
6.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
23 - 26
27 - 30
31 - 34
35 - 38
39 - 42
No. of students
11
25
25
10
12
(ii)
Weight (in kg)
23 - 26
27 - 30
31 - 34
35 - 38
39 - 42
No. of students
11
25
27
10
12
(iii)
Weight (in kg)
23 - 26
27 - 30
31 - 34
35 - 38
39 - 42
No. of students
11
27
25
10
12
(iv)
Weight (in kg)
23 - 26
27 - 30
31 - 34
35 - 38
39 - 42
No. of students
11
21
27
10
12
(v)
Weight (in kg)
23 - 26
27 - 30
31 - 34
35 - 38
39 - 42
No. of students
11
12
27
10
25
Question
7
7.
Heights of 186 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
129 - 135
135 - 141
141 - 147
147 - 153
153 - 159
159 - 165
No. of students
43
10
39
42
36
18
(ii)
Height (in cm)
129 - 135
135 - 141
141 - 147
147 - 153
153 - 159
159 - 165
No. of students
43
18
39
40
36
10
(iii)
Height (in cm)
129 - 135
135 - 141
141 - 147
147 - 153
153 - 159
159 - 165
No. of students
43
39
10
40
36
18
(iv)
Height (in cm)
129 - 135
135 - 141
141 - 147
147 - 153
153 - 159
159 - 165
No. of students
43
10
39
40
36
18
(v)
Height (in cm)
129 - 135
135 - 141
141 - 147
147 - 153
153 - 159
159 - 165
No. of students
43
10
43
40
36
18
Question
8
8.
Heights of 186 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
120 - 128
129 - 137
138 - 146
147 - 155
156 - 164
165 - 173
174 - 182
No. of students
28
10
40
26
31
15
33
(ii)
Height (in cm)
120 - 128
129 - 137
138 - 146
147 - 155
156 - 164
165 - 173
174 - 182
No. of students
28
33
40
29
31
15
10
(iii)
Height (in cm)
120 - 128
129 - 137
138 - 146
147 - 155
156 - 164
165 - 173
174 - 182
No. of students
28
10
40
29
31
15
33
(iv)
Height (in cm)
120 - 128
129 - 137
138 - 146
147 - 155
156 - 164
165 - 173
174 - 182
No. of students
28
40
10
29
31
15
33
(v)
Height (in cm)
120 - 128
129 - 137
138 - 146
147 - 155
156 - 164
165 - 173
174 - 182
No. of students
28
10
35
29
31
15
33
Question
9
9.
Heights of 151 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
No. of plants
17
43
46
8
37
(ii)
Height (in cm)
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
No. of plants
17
41
46
8
37
(iii)
Height (in cm)
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
No. of plants
17
46
43
8
37
(iv)
Height (in cm)
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
No. of plants
17
43
48
8
37
(v)
Height (in cm)
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
No. of plants
17
37
46
8
43
Question
10
10.
Heights of 225 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
57 - 62
63 - 68
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
99 - 104
No. of plants
11
6
38
23
35
50
50
12
(ii)
Height (in cm)
57 - 62
63 - 68
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
99 - 104
No. of plants
11
12
38
23
35
50
50
6
(iii)
Height (in cm)
57 - 62
63 - 68
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
99 - 104
No. of plants
11
12
23
38
35
50
50
6
(iv)
Height (in cm)
57 - 62
63 - 68
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
99 - 104
No. of plants
11
12
33
23
35
50
50
6
(v)
Height (in cm)
57 - 62
63 - 68
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
99 - 104
No. of plants
11
12
38
23
40
50
50
6
Question
11
11.
Ages of 156 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
11 - 21
21 - 31
31 - 41
41 - 51
51 - 61
No. of students
13
41
47
35
24
(ii)
Age (in years)
11 - 21
21 - 31
31 - 41
41 - 51
51 - 61
No. of students
13
36
43
35
24
(iii)
Age (in years)
11 - 21
21 - 31
31 - 41
41 - 51
51 - 61
No. of students
13
24
43
35
41
(iv)
Age (in years)
11 - 21
21 - 31
31 - 41
41 - 51
51 - 61
No. of students
13
43
41
35
24
(v)
Age (in years)
11 - 21
21 - 31
31 - 41
41 - 51
51 - 61
No. of students
13
41
43
35
24
Question
12
12.
Ages of 204 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
13 - 18
19 - 24
25 - 30
31 - 36
37 - 42
43 - 48
49 - 54
No. of students
9
49
34
49
9
49
5
(ii)
Age (in years)
13 - 18
19 - 24
25 - 30
31 - 36
37 - 42
43 - 48
49 - 54
No. of students
9
34
49
45
9
49
5
(iii)
Age (in years)
13 - 18
19 - 24
25 - 30
31 - 36
37 - 42
43 - 48
49 - 54
No. of students
9
34
44
49
9
49
5
(iv)
Age (in years)
13 - 18
19 - 24
25 - 30
31 - 36
37 - 42
43 - 48
49 - 54
No. of students
9
5
49
49
9
49
34
(v)
Age (in years)
13 - 18
19 - 24
25 - 30
31 - 36
37 - 42
43 - 48
49 - 54
No. of students
9
34
49
49
9
49
5
Question
13
13.
Scores of 119 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of students
34
10
38
12
25
(ii)
Score
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of students
34
35
10
12
25
(iii)
Score
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of students
34
38
7
12
25
(iv)
Score
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of students
34
25
10
12
38
(v)
Score
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of students
34
38
10
12
25
Question
14
14.
Scores of 182 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
86 - 94
95 - 103
104 - 112
113 - 121
122 - 130
131 - 139
140 - 148
No. of students
10
34
22
41
28
8
36
(ii)
Score
86 - 94
95 - 103
104 - 112
113 - 121
122 - 130
131 - 139
140 - 148
No. of students
10
34
22
44
28
8
36
(iii)
Score
86 - 94
95 - 103
104 - 112
113 - 121
122 - 130
131 - 139
140 - 148
No. of students
10
34
20
44
28
8
36
(iv)
Score
86 - 94
95 - 103
104 - 112
113 - 121
122 - 130
131 - 139
140 - 148
No. of students
10
22
34
44
28
8
36
(v)
Score
86 - 94
95 - 103
104 - 112
113 - 121
122 - 130
131 - 139
140 - 148
No. of students
10
36
22
44
28
8
34
Question
15
15.
Rainfall of 270 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
7 - 16
16 - 25
25 - 34
34 - 43
43 - 52
52 - 61
61 - 70
70 - 79
No. of days
18
35
49
11
45
35
28
49
(ii)
Rainfall (in mm)
7 - 16
16 - 25
25 - 34
34 - 43
43 - 52
52 - 61
61 - 70
70 - 79
No. of days
18
35
6
49
45
35
28
49
(iii)
Rainfall (in mm)
7 - 16
16 - 25
25 - 34
34 - 43
43 - 52
52 - 61
61 - 70
70 - 79
No. of days
18
35
11
49
41
35
28
49
(iv)
Rainfall (in mm)
7 - 16
16 - 25
25 - 34
34 - 43
43 - 52
52 - 61
61 - 70
70 - 79
No. of days
18
49
11
49
45
35
28
35
(v)
Rainfall (in mm)
7 - 16
16 - 25
25 - 34
34 - 43
43 - 52
52 - 61
61 - 70
70 - 79
No. of days
18
35
11
49
45
35
28
49
Question
16
16.
Rainfall of 216 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
12 - 18
19 - 25
26 - 32
33 - 39
40 - 46
47 - 53
54 - 60
61 - 67
No. of days
45
28
45
5
20
9
10
49
(ii)
Rainfall (in mm)
12 - 18
19 - 25
26 - 32
33 - 39
40 - 46
47 - 53
54 - 60
61 - 67
No. of days
45
28
50
5
20
9
10
49
(iii)
Rainfall (in mm)
12 - 18
19 - 25
26 - 32
33 - 39
40 - 46
47 - 53
54 - 60
61 - 67
No. of days
45
28
5
50
20
9
10
49
(iv)
Rainfall (in mm)
12 - 18
19 - 25
26 - 32
33 - 39
40 - 46
47 - 53
54 - 60
61 - 67
No. of days
45
49
50
5
20
9
10
28
(v)
Rainfall (in mm)
12 - 18
19 - 25
26 - 32
33 - 39
40 - 46
47 - 53
54 - 60
61 - 67
No. of days
45
28
50
5
22
9
10
49
Question
17
17.
Temperatures of 204 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
30 - 39
39 - 48
48 - 57
57 - 66
66 - 75
75 - 84
No. of days
13
31
40
39
38
45
(ii)
Temperature (in degree)
30 - 39
39 - 48
48 - 57
57 - 66
66 - 75
75 - 84
No. of days
13
31
38
39
38
45
(iii)
Temperature (in degree)
30 - 39
39 - 48
48 - 57
57 - 66
66 - 75
75 - 84
No. of days
13
38
31
39
38
45
(iv)
Temperature (in degree)
30 - 39
39 - 48
48 - 57
57 - 66
66 - 75
75 - 84
No. of days
13
31
38
35
38
45
(v)
Temperature (in degree)
30 - 39
39 - 48
48 - 57
57 - 66
66 - 75
75 - 84
No. of days
13
45
38
39
38
31
Question
18
18.
Temperatures of 201 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
25 - 33
34 - 42
43 - 51
52 - 60
61 - 69
70 - 78
79 - 87
No. of days
50
14
27
29
42
16
23
(ii)
Temperature (in degree)
25 - 33
34 - 42
43 - 51
52 - 60
61 - 69
70 - 78
79 - 87
No. of days
50
23
14
29
42
16
27
(iii)
Temperature (in degree)
25 - 33
34 - 42
43 - 51
52 - 60
61 - 69
70 - 78
79 - 87
No. of days
50
27
14
27
42
16
23
(iv)
Temperature (in degree)
25 - 33
34 - 42
43 - 51
52 - 60
61 - 69
70 - 78
79 - 87
No. of days
50
27
18
29
42
16
23
(v)
Temperature (in degree)
25 - 33
34 - 42
43 - 51
52 - 60
61 - 69
70 - 78
79 - 87
No. of days
50
27
14
29
42
16
23
Question
19
19.
Weights of 128 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
44 - 49
49 - 54
54 - 59
59 - 64
64 - 69
69 - 74
No. of students
23
20
33
16
35
6
(ii)
Weight (in kg)
44 - 49
49 - 54
54 - 59
59 - 64
64 - 69
69 - 74
No. of students
23
20
28
20
35
6
(iii)
Weight (in kg)
44 - 49
49 - 54
54 - 59
59 - 64
64 - 69
69 - 74
No. of students
23
6
28
16
35
20
(iv)
Weight (in kg)
44 - 49
49 - 54
54 - 59
59 - 64
64 - 69
69 - 74
No. of students
23
28
20
16
35
6
(v)
Weight (in kg)
44 - 49
49 - 54
54 - 59
59 - 64
64 - 69
69 - 74
No. of students
23
20
28
16
35
6
Question
20
20.
Weights of 206 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
46 - 52
53 - 59
60 - 66
67 - 73
74 - 80
81 - 87
88 - 94
No. of students
14
15
44
41
41
44
7
(ii)
Weight (in kg)
46 - 52
53 - 59
60 - 66
67 - 73
74 - 80
81 - 87
88 - 94
No. of students
14
15
49
41
41
44
7
(iii)
Weight (in kg)
46 - 52
53 - 59
60 - 66
67 - 73
74 - 80
81 - 87
88 - 94
No. of students
14
15
44
37
41
44
7
(iv)
Weight (in kg)
46 - 52
53 - 59
60 - 66
67 - 73
74 - 80
81 - 87
88 - 94
No. of students
14
44
15
41
41
44
7
(v)
Weight (in kg)
46 - 52
53 - 59
60 - 66
67 - 73
74 - 80
81 - 87
88 - 94
No. of students
14
7
44
41
41
44
15
Question
21
21.
Daily wages of 166 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
244 - 250
250 - 256
256 - 262
262 - 268
268 - 274
274 - 280
280 - 286
No. of labourers
15
13
28
23
11
35
41
(ii)
Daily wage (in Rs)
244 - 250
250 - 256
256 - 262
262 - 268
268 - 274
274 - 280
280 - 286
No. of labourers
15
13
33
23
11
35
41
(iii)
Daily wage (in Rs)
244 - 250
250 - 256
256 - 262
262 - 268
268 - 274
274 - 280
280 - 286
No. of labourers
15
41
28
23
11
35
13
(iv)
Daily wage (in Rs)
244 - 250
250 - 256
256 - 262
262 - 268
268 - 274
274 - 280
280 - 286
No. of labourers
15
28
13
23
11
35
41
(v)
Daily wage (in Rs)
244 - 250
250 - 256
256 - 262
262 - 268
268 - 274
274 - 280
280 - 286
No. of labourers
15
13
28
28
11
35
41
Question
22
22.
Daily wages of 229 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
268 - 275
276 - 283
284 - 291
292 - 299
300 - 307
308 - 315
316 - 323
324 - 331
No. of labourers
41
38
36
28
14
6
49
17
(ii)
Daily wage (in Rs)
268 - 275
276 - 283
284 - 291
292 - 299
300 - 307
308 - 315
316 - 323
324 - 331
No. of labourers
41
17
36
28
14
6
49
38
(iii)
Daily wage (in Rs)
268 - 275
276 - 283
284 - 291
292 - 299
300 - 307
308 - 315
316 - 323
324 - 331
No. of labourers
41
38
36
28
19
6
49
17
(iv)
Daily wage (in Rs)
268 - 275
276 - 283
284 - 291
292 - 299
300 - 307
308 - 315
316 - 323
324 - 331
No. of labourers
41
38
28
36
14
6
49
17
(v)
Daily wage (in Rs)
268 - 275
276 - 283
284 - 291
292 - 299
300 - 307
308 - 315
316 - 323
324 - 331
No. of labourers
41
38
33
28
14
6
49
17
Assignment Key
1) (v)
2) (i)
3) (ii)
4) (iv)
5) (iii)
6) (ii)
7) (iv)
8) (iii)
9) (i)
10) (ii)
11) (v)
12) (v)
13) (v)
14) (ii)
15) (v)
16) (ii)
17) (ii)
18) (v)
19) (v)
20) (i)
21) (i)
22) (i)
