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
127 - 129
129 - 131
131 - 133
133 - 135
135 - 137
Frequency
64
141
16
120
47
(ii)
Class-Interval
127 - 129
129 - 131
131 - 133
133 - 135
135 - 137
Frequency
64
139
16
120
47
(iii)
Class-Interval
127 - 129
129 - 131
131 - 133
133 - 135
135 - 137
Frequency
64
47
16
120
139
(iv)
Class-Interval
127 - 129
129 - 131
131 - 133
133 - 135
135 - 137
Frequency
64
139
14
120
47
(v)
Class-Interval
127 - 129
129 - 131
131 - 133
133 - 135
135 - 137
Frequency
64
16
139
120
47
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)
71 - 73
73 - 75
75 - 77
77 - 79
79 - 81
81 - 83
No. of Patients
24
28
17
16
11
32
(ii)
Age (in years)
71 - 73
73 - 75
75 - 77
77 - 79
79 - 81
81 - 83
No. of Patients
24
17
28
11
11
32
(iii)
Age (in years)
71 - 73
73 - 75
75 - 77
77 - 79
79 - 81
81 - 83
No. of Patients
24
28
12
11
11
32
(iv)
Age (in years)
71 - 73
73 - 75
75 - 77
77 - 79
79 - 81
81 - 83
No. of Patients
24
32
17
11
11
28
(v)
Age (in years)
71 - 73
73 - 75
75 - 77
77 - 79
79 - 81
81 - 83
No. of Patients
24
28
17
11
11
32
Question
3
3.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
35 - 40
40 - 45
45 - 50
50 - 55
55 - 60
60 - 65
65 - 70
70 - 75
No. of students
18
21
24
9
11
26
26
18
(ii)
Weight (in kg)
35 - 40
40 - 45
45 - 50
50 - 55
55 - 60
60 - 65
65 - 70
70 - 75
No. of students
18
21
24
9
8
26
26
18
(iii)
Weight (in kg)
35 - 40
40 - 45
45 - 50
50 - 55
55 - 60
60 - 65
65 - 70
70 - 75
No. of students
18
18
24
9
11
26
26
21
(iv)
Weight (in kg)
35 - 40
40 - 45
45 - 50
50 - 55
55 - 60
60 - 65
65 - 70
70 - 75
No. of students
18
21
20
9
11
26
26
18
(v)
Weight (in kg)
35 - 40
40 - 45
45 - 50
50 - 55
55 - 60
60 - 65
65 - 70
70 - 75
No. of students
18
21
9
24
11
26
26
18
Question
4
4.
Identify the class interval table for the given histogram.
(i)
Class-Interval
44 - 49
50 - 55
56 - 61
62 - 67
68 - 73
Frequency
26
21
105
45
56
(ii)
Class-Interval
44 - 49
50 - 55
56 - 61
62 - 67
68 - 73
Frequency
26
110
21
45
56
(iii)
Class-Interval
44 - 49
50 - 55
56 - 61
62 - 67
68 - 73
Frequency
26
24
110
45
56
(iv)
Class-Interval
44 - 49
50 - 55
56 - 61
62 - 67
68 - 73
Frequency
26
56
110
45
21
(v)
Class-Interval
44 - 49
50 - 55
56 - 61
62 - 67
68 - 73
Frequency
26
21
110
45
56
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)
44 - 48
49 - 53
54 - 58
59 - 63
64 - 68
69 - 73
74 - 78
No. of Patients
18
34
20
18
28
30
42
(ii)
Age (in years)
44 - 48
49 - 53
54 - 58
59 - 63
64 - 68
69 - 73
74 - 78
No. of Patients
18
34
23
18
28
30
42
(iii)
Age (in years)
44 - 48
49 - 53
54 - 58
59 - 63
64 - 68
69 - 73
74 - 78
No. of Patients
18
20
34
18
28
30
42
(iv)
Age (in years)
44 - 48
49 - 53
54 - 58
59 - 63
64 - 68
69 - 73
74 - 78
No. of Patients
18
42
20
18
28
30
34
(v)
Age (in years)
44 - 48
49 - 53
54 - 58
59 - 63
64 - 68
69 - 73
74 - 78
No. of Patients
18
34
20
15
28
30
42
Question
6
6.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
39 - 41
42 - 44
45 - 47
48 - 50
51 - 53
54 - 56
57 - 59
60 - 62
No. of students
7
8
12
21
13
11
24
22
(ii)
Weight (in kg)
39 - 41
42 - 44
45 - 47
48 - 50
51 - 53
54 - 56
57 - 59
60 - 62
No. of students
7
22
21
12
13
11
24
8
(iii)
Weight (in kg)
39 - 41
42 - 44
45 - 47
48 - 50
51 - 53
54 - 56
57 - 59
60 - 62
No. of students
7
22
16
21
13
11
24
8
(iv)
Weight (in kg)
39 - 41
42 - 44
45 - 47
48 - 50
51 - 53
54 - 56
57 - 59
60 - 62
No. of students
7
22
12
21
13
11
24
8
(v)
Weight (in kg)
39 - 41
42 - 44
45 - 47
48 - 50
51 - 53
54 - 56
57 - 59
60 - 62
No. of students
7
22
12
21
10
11
24
8
Question
7
7.
Heights of 269 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
126 - 136
136 - 146
146 - 156
156 - 166
166 - 176
176 - 186
186 - 196
No. of students
41
35
48
47
11
38
49
(ii)
Height (in cm)
126 - 136
136 - 146
146 - 156
156 - 166
166 - 176
176 - 186
186 - 196
No. of students
41
49
48
45
11
38
35
(iii)
Height (in cm)
126 - 136
136 - 146
146 - 156
156 - 166
166 - 176
176 - 186
186 - 196
No. of students
41
49
48
47
11
38
35
(iv)
Height (in cm)
126 - 136
136 - 146
146 - 156
156 - 166
166 - 176
176 - 186
186 - 196
No. of students
41
49
45
47
11
38
35
(v)
Height (in cm)
126 - 136
136 - 146
146 - 156
156 - 166
166 - 176
176 - 186
186 - 196
No. of students
41
48
49
47
11
38
35
Question
8
8.
Heights of 110 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
124 - 130
131 - 137
138 - 144
145 - 151
152 - 158
No. of students
37
9
14
13
34
(ii)
Height (in cm)
124 - 130
131 - 137
138 - 144
145 - 151
152 - 158
No. of students
37
5
17
13
34
(iii)
Height (in cm)
124 - 130
131 - 137
138 - 144
145 - 151
152 - 158
No. of students
37
9
17
13
34
(iv)
Height (in cm)
124 - 130
131 - 137
138 - 144
145 - 151
152 - 158
No. of students
37
17
9
13
34
(v)
Height (in cm)
124 - 130
131 - 137
138 - 144
145 - 151
152 - 158
No. of students
37
34
17
13
9
Question
9
9.
Heights of 210 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
59 - 65
65 - 71
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of plants
45
27
16
35
34
35
21
(ii)
Height (in cm)
59 - 65
65 - 71
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of plants
45
13
27
35
34
35
21
(iii)
Height (in cm)
59 - 65
65 - 71
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of plants
45
27
13
38
34
35
21
(iv)
Height (in cm)
59 - 65
65 - 71
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of plants
45
27
13
35
34
35
21
(v)
Height (in cm)
59 - 65
65 - 71
71 - 77
77 - 83
83 - 89
89 - 95
95 - 101
No. of plants
45
21
13
35
34
35
27
Question
10
10.
Heights of 132 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
67 - 74
75 - 82
83 - 90
91 - 98
99 - 106
No. of plants
12
45
43
20
12
(ii)
Height (in cm)
67 - 74
75 - 82
83 - 90
91 - 98
99 - 106
No. of plants
12
45
48
20
12
(iii)
Height (in cm)
67 - 74
75 - 82
83 - 90
91 - 98
99 - 106
No. of plants
12
40
43
20
12
(iv)
Height (in cm)
67 - 74
75 - 82
83 - 90
91 - 98
99 - 106
No. of plants
12
43
45
20
12
(v)
Height (in cm)
67 - 74
75 - 82
83 - 90
91 - 98
99 - 106
No. of plants
12
12
43
20
45
Question
11
11.
Ages of 109 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
18 - 26
26 - 34
34 - 42
42 - 50
50 - 58
No. of students
12
6
10
47
34
(ii)
Age (in years)
18 - 26
26 - 34
34 - 42
42 - 50
50 - 58
No. of students
12
34
7
47
6
(iii)
Age (in years)
18 - 26
26 - 34
34 - 42
42 - 50
50 - 58
No. of students
12
10
34
47
6
(iv)
Age (in years)
18 - 26
26 - 34
34 - 42
42 - 50
50 - 58
No. of students
12
37
10
47
6
(v)
Age (in years)
18 - 26
26 - 34
34 - 42
42 - 50
50 - 58
No. of students
12
34
10
47
6
Question
12
12.
Ages of 226 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
10 - 20
21 - 31
32 - 42
43 - 53
54 - 64
65 - 75
76 - 86
No. of students
28
30
41
48
44
9
24
(ii)
Age (in years)
10 - 20
21 - 31
32 - 42
43 - 53
54 - 64
65 - 75
76 - 86
No. of students
28
24
41
50
44
9
30
(iii)
Age (in years)
10 - 20
21 - 31
32 - 42
43 - 53
54 - 64
65 - 75
76 - 86
No. of students
28
41
30
50
44
9
24
(iv)
Age (in years)
10 - 20
21 - 31
32 - 42
43 - 53
54 - 64
65 - 75
76 - 86
No. of students
28
30
45
50
44
9
24
(v)
Age (in years)
10 - 20
21 - 31
32 - 42
43 - 53
54 - 64
65 - 75
76 - 86
No. of students
28
30
41
50
44
9
24
Question
13
13.
Scores of 194 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
74 - 81
81 - 88
88 - 95
95 - 102
102 - 109
109 - 116
No. of students
24
47
27
48
20
25
(ii)
Score
74 - 81
81 - 88
88 - 95
95 - 102
102 - 109
109 - 116
No. of students
24
30
47
48
20
25
(iii)
Score
74 - 81
81 - 88
88 - 95
95 - 102
102 - 109
109 - 116
No. of students
24
47
30
51
20
25
(iv)
Score
74 - 81
81 - 88
88 - 95
95 - 102
102 - 109
109 - 116
No. of students
24
25
30
48
20
47
(v)
Score
74 - 81
81 - 88
88 - 95
95 - 102
102 - 109
109 - 116
No. of students
24
47
30
48
20
25
Question
14
14.
Scores of 239 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
81 - 90
91 - 100
101 - 110
111 - 120
121 - 130
131 - 140
141 - 150
No. of students
25
14
21
42
46
50
41
(ii)
Score
81 - 90
91 - 100
101 - 110
111 - 120
121 - 130
131 - 140
141 - 150
No. of students
25
21
10
42
46
50
41
(iii)
Score
81 - 90
91 - 100
101 - 110
111 - 120
121 - 130
131 - 140
141 - 150
No. of students
25
41
14
42
46
50
21
(iv)
Score
81 - 90
91 - 100
101 - 110
111 - 120
121 - 130
131 - 140
141 - 150
No. of students
25
21
14
46
46
50
41
(v)
Score
81 - 90
91 - 100
101 - 110
111 - 120
121 - 130
131 - 140
141 - 150
No. of students
25
21
14
42
46
50
41
Question
15
15.
Rainfall of 115 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
7 - 15
15 - 23
23 - 31
31 - 39
39 - 47
No. of days
29
13
15
19
42
(ii)
Rainfall (in mm)
7 - 15
15 - 23
23 - 31
31 - 39
39 - 47
No. of days
29
42
15
19
10
(iii)
Rainfall (in mm)
7 - 15
15 - 23
23 - 31
31 - 39
39 - 47
No. of days
29
10
12
19
42
(iv)
Rainfall (in mm)
7 - 15
15 - 23
23 - 31
31 - 39
39 - 47
No. of days
29
10
15
19
42
(v)
Rainfall (in mm)
7 - 15
15 - 23
23 - 31
31 - 39
39 - 47
No. of days
29
15
10
19
42
Question
16
16.
Rainfall of 98 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
10 - 16
17 - 23
24 - 30
31 - 37
38 - 44
No. of days
17
18
54
6
7
(ii)
Rainfall (in mm)
10 - 16
17 - 23
24 - 30
31 - 37
38 - 44
No. of days
17
50
18
6
7
(iii)
Rainfall (in mm)
10 - 16
17 - 23
24 - 30
31 - 37
38 - 44
No. of days
17
7
50
6
18
(iv)
Rainfall (in mm)
10 - 16
17 - 23
24 - 30
31 - 37
38 - 44
No. of days
17
18
50
6
7
(v)
Rainfall (in mm)
10 - 16
17 - 23
24 - 30
31 - 37
38 - 44
No. of days
17
14
50
6
7
Question
17
17.
Temperatures of 206 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
34 - 40
40 - 46
46 - 52
52 - 58
58 - 64
64 - 70
No. of days
47
40
39
32
16
32
(ii)
Temperature (in degree)
34 - 40
40 - 46
46 - 52
52 - 58
58 - 64
64 - 70
No. of days
47
39
36
32
16
32
(iii)
Temperature (in degree)
34 - 40
40 - 46
46 - 52
52 - 58
58 - 64
64 - 70
No. of days
47
39
40
32
16
32
(iv)
Temperature (in degree)
34 - 40
40 - 46
46 - 52
52 - 58
58 - 64
64 - 70
No. of days
47
32
40
32
16
39
(v)
Temperature (in degree)
34 - 40
40 - 46
46 - 52
52 - 58
58 - 64
64 - 70
No. of days
47
39
40
29
16
32
Question
18
18.
Temperatures of 223 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
27 - 33
34 - 40
41 - 47
48 - 54
55 - 61
62 - 68
69 - 75
No. of days
41
23
32
18
28
43
38
(ii)
Temperature (in degree)
27 - 33
34 - 40
41 - 47
48 - 54
55 - 61
62 - 68
69 - 75
No. of days
41
32
23
18
28
43
38
(iii)
Temperature (in degree)
27 - 33
34 - 40
41 - 47
48 - 54
55 - 61
62 - 68
69 - 75
No. of days
41
23
32
14
28
43
38
(iv)
Temperature (in degree)
27 - 33
34 - 40
41 - 47
48 - 54
55 - 61
62 - 68
69 - 75
No. of days
41
23
35
18
28
43
38
(v)
Temperature (in degree)
27 - 33
34 - 40
41 - 47
48 - 54
55 - 61
62 - 68
69 - 75
No. of days
41
38
32
18
28
43
23
Question
19
19.
Weights of 195 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
46 - 51
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
76 - 81
81 - 86
No. of students
6
7
31
38
13
21
33
49
(ii)
Weight (in kg)
46 - 51
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
76 - 81
81 - 86
No. of students
6
49
28
38
13
21
33
7
(iii)
Weight (in kg)
46 - 51
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
76 - 81
81 - 86
No. of students
6
7
38
28
13
21
33
49
(iv)
Weight (in kg)
46 - 51
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
76 - 81
81 - 86
No. of students
6
7
28
38
8
21
33
49
(v)
Weight (in kg)
46 - 51
51 - 56
56 - 61
61 - 66
66 - 71
71 - 76
76 - 81
81 - 86
No. of students
6
7
28
38
13
21
33
49
Question
20
20.
Weights of 149 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
57 - 64
65 - 72
73 - 80
81 - 88
89 - 96
97 - 104
No. of students
15
45
25
19
34
13
(ii)
Weight (in kg)
57 - 64
65 - 72
73 - 80
81 - 88
89 - 96
97 - 104
No. of students
15
45
23
19
34
13
(iii)
Weight (in kg)
57 - 64
65 - 72
73 - 80
81 - 88
89 - 96
97 - 104
No. of students
15
13
23
19
34
45
(iv)
Weight (in kg)
57 - 64
65 - 72
73 - 80
81 - 88
89 - 96
97 - 104
No. of students
15
23
45
19
34
13
(v)
Weight (in kg)
57 - 64
65 - 72
73 - 80
81 - 88
89 - 96
97 - 104
No. of students
15
45
23
14
34
13
Question
21
21.
Daily wages of 198 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
290 - 297
297 - 304
304 - 311
311 - 318
318 - 325
325 - 332
No. of labourers
7
36
19
47
44
45
(ii)
Daily wage (in Rs)
290 - 297
297 - 304
304 - 311
311 - 318
318 - 325
325 - 332
No. of labourers
7
45
19
44
44
36
(iii)
Daily wage (in Rs)
290 - 297
297 - 304
304 - 311
311 - 318
318 - 325
325 - 332
No. of labourers
7
45
24
47
44
36
(iv)
Daily wage (in Rs)
290 - 297
297 - 304
304 - 311
311 - 318
318 - 325
325 - 332
No. of labourers
7
45
19
47
44
36
(v)
Daily wage (in Rs)
290 - 297
297 - 304
304 - 311
311 - 318
318 - 325
325 - 332
No. of labourers
7
19
45
47
44
36
Question
22
22.
Daily wages of 211 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
288 - 296
297 - 305
306 - 314
315 - 323
324 - 332
333 - 341
342 - 350
351 - 359
No. of labourers
46
28
9
39
21
20
18
30
(ii)
Daily wage (in Rs)
288 - 296
297 - 305
306 - 314
315 - 323
324 - 332
333 - 341
342 - 350
351 - 359
No. of labourers
46
28
9
39
17
20
18
30
(iii)
Daily wage (in Rs)
288 - 296
297 - 305
306 - 314
315 - 323
324 - 332
333 - 341
342 - 350
351 - 359
No. of labourers
46
28
39
9
21
20
18
30
(iv)
Daily wage (in Rs)
288 - 296
297 - 305
306 - 314
315 - 323
324 - 332
333 - 341
342 - 350
351 - 359
No. of labourers
46
30
9
39
21
20
18
28
(v)
Daily wage (in Rs)
288 - 296
297 - 305
306 - 314
315 - 323
324 - 332
333 - 341
342 - 350
351 - 359
No. of labourers
46
28
5
39
21
20
18
30
Assignment Key
1) (ii)
2) (v)
3) (i)
4) (v)
5) (i)
6) (iv)
7) (iii)
8) (iii)
9) (iv)
10) (i)
11) (v)
12) (v)
13) (v)
14) (v)
15) (iv)
16) (iv)
17) (iii)
18) (i)
19) (v)
20) (ii)
21) (iv)
22) (i)
