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
51 - 53
53 - 55
55 - 57
57 - 59
59 - 61
61 - 63
63 - 65
65 - 67
Frequency
124
79
40
105
119
126
36
127
(ii)
Class-Interval
51 - 53
53 - 55
55 - 57
57 - 59
59 - 61
61 - 63
63 - 65
65 - 67
Frequency
124
79
35
105
119
126
36
127
(iii)
Class-Interval
51 - 53
53 - 55
55 - 57
57 - 59
59 - 61
61 - 63
63 - 65
65 - 67
Frequency
124
127
35
105
119
126
36
79
(iv)
Class-Interval
51 - 53
53 - 55
55 - 57
57 - 59
59 - 61
61 - 63
63 - 65
65 - 67
Frequency
124
79
35
105
115
126
36
127
(v)
Class-Interval
51 - 53
53 - 55
55 - 57
57 - 59
59 - 61
61 - 63
63 - 65
65 - 67
Frequency
124
79
105
35
119
126
36
127
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)
54 - 57
57 - 60
60 - 63
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
No. of Patients
49
11
13
27
25
21
42
33
(ii)
Age (in years)
54 - 57
57 - 60
60 - 63
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
No. of Patients
49
11
13
27
29
21
42
33
(iii)
Age (in years)
54 - 57
57 - 60
60 - 63
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
No. of Patients
49
33
13
27
29
21
42
11
(iv)
Age (in years)
54 - 57
57 - 60
60 - 63
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
No. of Patients
49
11
8
27
29
21
42
33
(v)
Age (in years)
54 - 57
57 - 60
60 - 63
63 - 66
66 - 69
69 - 72
72 - 75
75 - 78
No. of Patients
49
11
27
13
29
21
42
33
Question
3
3.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
39 - 44
44 - 49
49 - 54
No. of students
14
7
24
26
21
25
14
17
(ii)
Weight (in kg)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
39 - 44
44 - 49
49 - 54
No. of students
14
17
24
26
23
25
14
7
(iii)
Weight (in kg)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
39 - 44
44 - 49
49 - 54
No. of students
14
17
26
24
21
25
14
7
(iv)
Weight (in kg)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
39 - 44
44 - 49
49 - 54
No. of students
14
17
24
26
21
25
14
7
(v)
Weight (in kg)
14 - 19
19 - 24
24 - 29
29 - 34
34 - 39
39 - 44
44 - 49
49 - 54
No. of students
14
17
27
26
21
25
14
7
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
92
99
41
29
38
(ii)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
92
41
99
29
38
(iii)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
92
38
99
29
41
(iv)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
92
41
103
29
38
(v)
Class-Interval
69 - 74
75 - 80
81 - 86
87 - 92
93 - 98
Frequency
92
46
99
29
38
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)
11 - 15
16 - 20
21 - 25
26 - 30
31 - 35
No. of Patients
45
46
14
37
49
(ii)
Age (in years)
11 - 15
16 - 20
21 - 25
26 - 30
31 - 35
No. of Patients
45
19
46
37
49
(iii)
Age (in years)
11 - 15
16 - 20
21 - 25
26 - 30
31 - 35
No. of Patients
45
46
19
37
49
(iv)
Age (in years)
11 - 15
16 - 20
21 - 25
26 - 30
31 - 35
No. of Patients
45
42
19
37
49
(v)
Age (in years)
11 - 15
16 - 20
21 - 25
26 - 30
31 - 35
No. of Patients
45
49
19
37
46
Question
6
6.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
46 - 48
49 - 51
52 - 54
55 - 57
58 - 60
No. of students
13
27
16
18
9
(ii)
Weight (in kg)
46 - 48
49 - 51
52 - 54
55 - 57
58 - 60
No. of students
13
9
16
18
29
(iii)
Weight (in kg)
46 - 48
49 - 51
52 - 54
55 - 57
58 - 60
No. of students
13
29
20
18
9
(iv)
Weight (in kg)
46 - 48
49 - 51
52 - 54
55 - 57
58 - 60
No. of students
13
29
16
18
9
(v)
Weight (in kg)
46 - 48
49 - 51
52 - 54
55 - 57
58 - 60
No. of students
13
16
29
18
9
Question
7
7.
Heights of 179 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
129 - 138
138 - 147
147 - 156
156 - 165
165 - 174
No. of students
12
37
51
42
41
(ii)
Height (in cm)
129 - 138
138 - 147
147 - 156
156 - 165
165 - 174
No. of students
12
37
47
42
41
(iii)
Height (in cm)
129 - 138
138 - 147
147 - 156
156 - 165
165 - 174
No. of students
12
41
47
42
37
(iv)
Height (in cm)
129 - 138
138 - 147
147 - 156
156 - 165
165 - 174
No. of students
12
47
37
42
41
(v)
Height (in cm)
129 - 138
138 - 147
147 - 156
156 - 165
165 - 174
No. of students
12
41
47
42
41
Question
8
8.
Heights of 227 students (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
129 - 139
140 - 150
151 - 161
162 - 172
173 - 183
184 - 194
195 - 205
206 - 216
No. of students
14
25
46
23
45
26
11
40
(ii)
Height (in cm)
129 - 139
140 - 150
151 - 161
162 - 172
173 - 183
184 - 194
195 - 205
206 - 216
No. of students
14
25
23
46
42
26
11
40
(iii)
Height (in cm)
129 - 139
140 - 150
151 - 161
162 - 172
173 - 183
184 - 194
195 - 205
206 - 216
No. of students
14
25
42
23
42
26
11
40
(iv)
Height (in cm)
129 - 139
140 - 150
151 - 161
162 - 172
173 - 183
184 - 194
195 - 205
206 - 216
No. of students
14
40
46
23
42
26
11
25
(v)
Height (in cm)
129 - 139
140 - 150
151 - 161
162 - 172
173 - 183
184 - 194
195 - 205
206 - 216
No. of students
14
25
46
23
42
26
11
40
Question
9
9.
Heights of 240 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
59 - 67
67 - 75
75 - 83
83 - 91
91 - 99
99 - 107
107 - 115
No. of plants
24
48
16
16
47
50
39
(ii)
Height (in cm)
59 - 67
67 - 75
75 - 83
83 - 91
91 - 99
99 - 107
107 - 115
No. of plants
24
39
16
21
47
50
48
(iii)
Height (in cm)
59 - 67
67 - 75
75 - 83
83 - 91
91 - 99
99 - 107
107 - 115
No. of plants
24
39
19
16
47
50
48
(iv)
Height (in cm)
59 - 67
67 - 75
75 - 83
83 - 91
91 - 99
99 - 107
107 - 115
No. of plants
24
39
16
16
47
50
48
(v)
Height (in cm)
59 - 67
67 - 75
75 - 83
83 - 91
91 - 99
99 - 107
107 - 115
No. of plants
24
16
39
16
47
50
48
Question
10
10.
Heights of 135 plants (in cm) are given below.
Identify the class interval table for the given histogram.
(i)
Height (in cm)
60 - 70
71 - 81
82 - 92
93 - 103
104 - 114
115 - 125
No. of plants
18
19
41
18
14
28
(ii)
Height (in cm)
60 - 70
71 - 81
82 - 92
93 - 103
104 - 114
115 - 125
No. of plants
18
19
38
15
14
28
(iii)
Height (in cm)
60 - 70
71 - 81
82 - 92
93 - 103
104 - 114
115 - 125
No. of plants
18
19
41
15
14
28
(iv)
Height (in cm)
60 - 70
71 - 81
82 - 92
93 - 103
104 - 114
115 - 125
No. of plants
18
41
19
15
14
28
(v)
Height (in cm)
60 - 70
71 - 81
82 - 92
93 - 103
104 - 114
115 - 125
No. of plants
18
28
41
15
14
19
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 - 17
17 - 22
22 - 27
27 - 32
32 - 37
No. of students
38
45
8
7
43
(ii)
Age (in years)
12 - 17
17 - 22
22 - 27
27 - 32
32 - 37
No. of students
38
8
43
7
45
(iii)
Age (in years)
12 - 17
17 - 22
22 - 27
27 - 32
32 - 37
No. of students
38
43
13
7
45
(iv)
Age (in years)
12 - 17
17 - 22
22 - 27
27 - 32
32 - 37
No. of students
38
43
8
7
45
(v)
Age (in years)
12 - 17
17 - 22
22 - 27
27 - 32
32 - 37
No. of students
38
39
8
7
45
Question
12
12.
Ages of 124 students (in years) are given below.
Identify the class interval table for the given histogram.
(i)
Age (in years)
19 - 26
27 - 34
35 - 42
43 - 50
51 - 58
59 - 66
No. of students
17
23
39
16
14
12
(ii)
Age (in years)
19 - 26
27 - 34
35 - 42
43 - 50
51 - 58
59 - 66
No. of students
17
23
42
16
14
12
(iii)
Age (in years)
19 - 26
27 - 34
35 - 42
43 - 50
51 - 58
59 - 66
No. of students
17
23
42
21
14
12
(iv)
Age (in years)
19 - 26
27 - 34
35 - 42
43 - 50
51 - 58
59 - 66
No. of students
17
42
23
16
14
12
(v)
Age (in years)
19 - 26
27 - 34
35 - 42
43 - 50
51 - 58
59 - 66
No. of students
17
12
42
16
14
23
Question
13
13.
Scores of 193 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
82 - 88
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
No. of students
49
42
24
22
19
40
(ii)
Score
82 - 88
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
No. of students
49
42
21
22
19
40
(iii)
Score
82 - 88
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
No. of students
49
40
21
22
19
42
(iv)
Score
82 - 88
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
No. of students
49
21
42
22
19
40
(v)
Score
82 - 88
88 - 94
94 - 100
100 - 106
106 - 112
112 - 118
No. of students
49
42
21
24
19
40
Question
14
14.
Scores of 211 students are given below.
Identify the class interval table for the given histogram.
(i)
Score
83 - 93
94 - 104
105 - 115
116 - 126
127 - 137
138 - 148
No. of students
24
48
36
31
36
36
(ii)
Score
83 - 93
94 - 104
105 - 115
116 - 126
127 - 137
138 - 148
No. of students
24
36
36
31
36
48
(iii)
Score
83 - 93
94 - 104
105 - 115
116 - 126
127 - 137
138 - 148
No. of students
24
36
33
31
36
48
(iv)
Score
83 - 93
94 - 104
105 - 115
116 - 126
127 - 137
138 - 148
No. of students
24
36
36
29
36
48
Question
15
15.
Rainfall of 261 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
5 - 12
12 - 19
19 - 26
26 - 33
33 - 40
40 - 47
47 - 54
54 - 61
No. of days
32
33
49
35
21
37
35
19
(ii)
Rainfall (in mm)
5 - 12
12 - 19
19 - 26
26 - 33
33 - 40
40 - 47
47 - 54
54 - 61
No. of days
32
33
49
35
26
37
35
19
(iii)
Rainfall (in mm)
5 - 12
12 - 19
19 - 26
26 - 33
33 - 40
40 - 47
47 - 54
54 - 61
No. of days
32
33
47
35
21
37
35
19
(iv)
Rainfall (in mm)
5 - 12
12 - 19
19 - 26
26 - 33
33 - 40
40 - 47
47 - 54
54 - 61
No. of days
32
19
49
35
21
37
35
33
(v)
Rainfall (in mm)
5 - 12
12 - 19
19 - 26
26 - 33
33 - 40
40 - 47
47 - 54
54 - 61
No. of days
32
33
35
49
21
37
35
19
Question
16
16.
Rainfall of 208 days (in mm) are given below.
Identify the class interval table for the given histogram.
(i)
Rainfall (in mm)
15 - 25
26 - 36
37 - 47
48 - 58
59 - 69
70 - 80
81 - 91
92 - 102
No. of days
45
19
39
12
34
6
43
10
(ii)
Rainfall (in mm)
15 - 25
26 - 36
37 - 47
48 - 58
59 - 69
70 - 80
81 - 91
92 - 102
No. of days
45
10
39
12
34
6
43
19
(iii)
Rainfall (in mm)
15 - 25
26 - 36
37 - 47
48 - 58
59 - 69
70 - 80
81 - 91
92 - 102
No. of days
45
10
41
12
34
6
43
19
(iv)
Rainfall (in mm)
15 - 25
26 - 36
37 - 47
48 - 58
59 - 69
70 - 80
81 - 91
92 - 102
No. of days
45
10
39
12
32
6
43
19
(v)
Rainfall (in mm)
15 - 25
26 - 36
37 - 47
48 - 58
59 - 69
70 - 80
81 - 91
92 - 102
No. of days
45
10
12
39
34
6
43
19
Question
17
17.
Temperatures of 143 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
32 - 39
39 - 46
46 - 53
53 - 60
60 - 67
67 - 74
No. of days
19
17
15
40
37
15
(ii)
Temperature (in degree)
32 - 39
39 - 46
46 - 53
53 - 60
60 - 67
67 - 74
No. of days
19
15
12
40
37
15
(iii)
Temperature (in degree)
32 - 39
39 - 46
46 - 53
53 - 60
60 - 67
67 - 74
No. of days
19
15
17
40
37
15
(iv)
Temperature (in degree)
32 - 39
39 - 46
46 - 53
53 - 60
60 - 67
67 - 74
No. of days
19
15
17
44
37
15
Question
18
18.
Temperatures of 108 days (in °C) are given below.
Identify the class interval table for the given histogram.
(i)
Temperature (in degree)
31 - 36
37 - 42
43 - 48
49 - 54
55 - 60
61 - 66
67 - 72
No. of days
35
11
21
11
9
15
6
(ii)
Temperature (in degree)
31 - 36
37 - 42
43 - 48
49 - 54
55 - 60
61 - 66
67 - 72
No. of days
35
6
21
8
9
15
11
(iii)
Temperature (in degree)
31 - 36
37 - 42
43 - 48
49 - 54
55 - 60
61 - 66
67 - 72
No. of days
35
21
6
11
9
15
11
(iv)
Temperature (in degree)
31 - 36
37 - 42
43 - 48
49 - 54
55 - 60
61 - 66
67 - 72
No. of days
35
6
21
11
9
15
11
(v)
Temperature (in degree)
31 - 36
37 - 42
43 - 48
49 - 54
55 - 60
61 - 66
67 - 72
No. of days
35
6
18
11
9
15
11
Question
19
19.
Weights of 171 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
40 - 48
48 - 56
56 - 64
64 - 72
72 - 80
80 - 88
88 - 96
96 - 104
No. of students
48
8
25
7
22
13
16
32
(ii)
Weight (in kg)
40 - 48
48 - 56
56 - 64
64 - 72
72 - 80
80 - 88
88 - 96
96 - 104
No. of students
48
8
7
25
22
13
16
32
(iii)
Weight (in kg)
40 - 48
48 - 56
56 - 64
64 - 72
72 - 80
80 - 88
88 - 96
96 - 104
No. of students
48
8
22
7
22
13
16
32
(iv)
Weight (in kg)
40 - 48
48 - 56
56 - 64
64 - 72
72 - 80
80 - 88
88 - 96
96 - 104
No. of students
48
8
25
7
27
13
16
32
(v)
Weight (in kg)
40 - 48
48 - 56
56 - 64
64 - 72
72 - 80
80 - 88
88 - 96
96 - 104
No. of students
48
32
25
7
22
13
16
8
Question
20
20.
Weights of 159 students (in kg) are given below.
Identify the class interval table for the given histogram.
(i)
Weight (in kg)
44 - 52
53 - 61
62 - 70
71 - 79
80 - 88
No. of students
11
20
34
44
50
(ii)
Weight (in kg)
44 - 52
53 - 61
62 - 70
71 - 79
80 - 88
No. of students
11
50
34
44
20
(iii)
Weight (in kg)
44 - 52
53 - 61
62 - 70
71 - 79
80 - 88
No. of students
11
20
30
44
50
(iv)
Weight (in kg)
44 - 52
53 - 61
62 - 70
71 - 79
80 - 88
No. of students
11
15
34
44
50
(v)
Weight (in kg)
44 - 52
53 - 61
62 - 70
71 - 79
80 - 88
No. of students
11
34
20
44
50
Question
21
21.
Daily wages of 207 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
290 - 300
300 - 310
310 - 320
320 - 330
330 - 340
340 - 350
350 - 360
360 - 370
No. of labourers
10
14
29
39
44
32
30
5
(ii)
Daily wage (in Rs)
290 - 300
300 - 310
310 - 320
320 - 330
330 - 340
340 - 350
350 - 360
360 - 370
No. of labourers
10
14
34
39
48
32
30
5
(iii)
Daily wage (in Rs)
290 - 300
300 - 310
310 - 320
320 - 330
330 - 340
340 - 350
350 - 360
360 - 370
No. of labourers
10
14
29
39
48
32
30
5
(iv)
Daily wage (in Rs)
290 - 300
300 - 310
310 - 320
320 - 330
330 - 340
340 - 350
350 - 360
360 - 370
No. of labourers
10
5
29
39
48
32
30
14
(v)
Daily wage (in Rs)
290 - 300
300 - 310
310 - 320
320 - 330
330 - 340
340 - 350
350 - 360
360 - 370
No. of labourers
10
14
39
29
48
32
30
5
Question
22
22.
Daily wages of 233 labourers (in ₹) are given below.
Identify the class interval table for the given histogram.
(i)
Daily wage (in Rs)
255 - 263
264 - 272
273 - 281
282 - 290
291 - 299
300 - 308
309 - 317
No. of labourers
38
17
38
46
42
47
5
(ii)
Daily wage (in Rs)
255 - 263
264 - 272
273 - 281
282 - 290
291 - 299
300 - 308
309 - 317
No. of labourers
38
38
17
46
42
47
5
(iii)
Daily wage (in Rs)
255 - 263
264 - 272
273 - 281
282 - 290
291 - 299
300 - 308
309 - 317
No. of labourers
38
17
33
46
42
47
5
(iv)
Daily wage (in Rs)
255 - 263
264 - 272
273 - 281
282 - 290
291 - 299
300 - 308
309 - 317
No. of labourers
38
17
38
51
42
47
5
(v)
Daily wage (in Rs)
255 - 263
264 - 272
273 - 281
282 - 290
291 - 299
300 - 308
309 - 317
No. of labourers
38
5
38
46
42
47
17
Assignment Key
1) (ii)
2) (ii)
3) (iv)
4) (ii)
5) (iii)
6) (iv)
7) (ii)
8) (v)
9) (iv)
10) (iii)
11) (iv)
12) (ii)
13) (ii)
14) (ii)
15) (i)
16) (ii)
17) (iii)
18) (iv)
19) (i)
20) (i)
21) (iii)
22) (i)
