EduSahara™ Assignment
Name : Constructing Class Interval Tables
Chapter : Frequency Distribution Tables and Graphs
Grade : SSC Grade VIII
License : Non Commercial Use
Question 1
1.
    • The marks obtained by
    • 15
    • students in an examination are given below.
    • Represent the data in the form of a frequency distribution table
    • in inclusive form
    • taking class size
    • 5
    • .
      • 44
      • 72
      • 54
      • 45
      • 46
      • 53
      • 53
      • 44
      • 52
      • 48
      • 60
      • 62
      • 58
      • 46
      • 45
  • (i)
    Marks
    44 - 48
    49 - 53
    54 - 58
    59 - 63
    64 - 68
    69 - 73
    No. of Students
    7
    3
    7
    2
    0
    1
  • (ii)
    Marks
    44 - 48
    49 - 53
    54 - 58
    59 - 63
    64 - 68
    69 - 73
    No. of Students
    7
    1
    2
    2
    0
    3
  • (iii)
    Marks
    44 - 48
    49 - 53
    54 - 58
    59 - 63
    64 - 68
    69 - 73
    No. of Students
    7
    3
    2
    2
    0
    1
  • (iv)
    Marks
    44 - 48
    49 - 53
    54 - 58
    59 - 63
    64 - 68
    69 - 73
    No. of Students
    7
    2
    3
    2
    0
    1
  • (v)
    Marks
    44 - 48
    49 - 53
    54 - 58
    59 - 63
    64 - 68
    69 - 73
    No. of Students
    7
    3
    2
    6
    0
    1
Question 2
2.
    • The marks obtained by
    • 18
    • students in an examination are given below.
    • Represent the data in the form of a frequency distribution table
    • in exclusive form
    • taking class size
    • 8
    • .
      • 51
      • 51
      • 52
      • 41
      • 58
      • 52
      • 69
      • 62
      • 80
      • 47
      • 42
      • 58
      • 46
      • 43
      • 54
      • 73
      • 80
      • 78
  • (i)
    Marks
    41 - 49
    49 - 57
    57 - 65
    65 - 73
    73 - 81
    No. of Students
    5
    2
    3
    1
    4
  • (ii)
    Marks
    41 - 49
    49 - 57
    57 - 65
    65 - 73
    73 - 81
    No. of Students
    5
    3
    5
    1
    4
  • (iii)
    Marks
    41 - 49
    49 - 57
    57 - 65
    65 - 73
    73 - 81
    No. of Students
    5
    4
    3
    1
    5
  • (iv)
    Marks
    41 - 49
    49 - 57
    57 - 65
    65 - 73
    73 - 81
    No. of Students
    5
    5
    3
    1
    4
  • (v)
    Marks
    41 - 49
    49 - 57
    57 - 65
    65 - 73
    73 - 81
    No. of Students
    5
    5
    6
    1
    4
Question 3
3.
    • The marks obtained by
    • 19
    • students in an examination are given below.
    • Represent the data in the form of a frequency distribution table
    • in exclusive form
    • taking class size
    • 6
    • .
      • 50
      • 77
      • 66
      • 60
      • 58
      • 74
      • 59
      • 53
      • 75
      • 61
      • 62
      • 67
      • 60
      • 55
      • 76
      • 59
      • 78
      • 44
      • 56
  • (i)
    Marks
    44 - 50
    50 - 56
    56 - 62
    62 - 68
    68 - 74
    74 - 80
    No. of Students
    1
    3
    9
    3
    0
    5
  • (ii)
    Marks
    44 - 50
    50 - 56
    56 - 62
    62 - 68
    68 - 74
    74 - 80
    No. of Students
    1
    7
    3
    3
    0
    5
  • (iii)
    Marks
    44 - 50
    50 - 56
    56 - 62
    62 - 68
    68 - 74
    74 - 80
    No. of Students
    1
    5
    7
    3
    0
    3
  • (iv)
    Marks
    44 - 50
    50 - 56
    56 - 62
    62 - 68
    68 - 74
    74 - 80
    No. of Students
    1
    3
    7
    3
    0
    5
  • (v)
    Marks
    44 - 50
    50 - 56
    56 - 62
    62 - 68
    68 - 74
    74 - 80
    No. of Students
    1
    3
    7
    7
    0
    5
Question 4
4.
    • Construct a frequency table
    • in exclusive form
    • for the following
    • ages (in years) of
    • 17
    • students, taking class size
    • 4
    • .
      • 12
      • 12
      • 20
      • 15
      • 23
      • 13
      • 12
      • 24
      • 16
      • 19
      • 22
      • 12
      • 21
      • 12
      • 10
      • 20
      • 14
  • (i)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    7
    3
    4
    3
  • (ii)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    7
    4
    3
    3
  • (iii)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    3
    3
    4
    7
  • (iv)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    7
    7
    4
    3
  • (v)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    7
    3
    9
    3
Question 5
5.
    • The daily wages (in rupees) of
    • 20
    • workers in a factory are given below.
    • Represent the data in the form of a frequency distribution
    • in inclusive form
    • taking class size
    • 20
    • .
      • 219
      • 286
      • 262
      • 243
      • 262
      • 206
      • 216
      • 221
      • 215
      • 225
      • 248
      • 203
      • 296
      • 289
      • 220
      • 260
      • 271
      • 230
      • 264
      • 246
  • (i)
    Wages (in rupees)
    203 - 222
    223 - 242
    243 - 262
    263 - 282
    283 - 302
    No. of Workers
    7
    2
    6
    2
    3
  • (ii)
    Wages (in rupees)
    203 - 222
    223 - 242
    243 - 262
    263 - 282
    283 - 302
    No. of Workers
    7
    3
    6
    2
    2
  • (iii)
    Wages (in rupees)
    203 - 222
    223 - 242
    243 - 262
    263 - 282
    283 - 302
    No. of Workers
    7
    6
    2
    2
    3
  • (iv)
    Wages (in rupees)
    203 - 222
    223 - 242
    243 - 262
    263 - 282
    283 - 302
    No. of Workers
    7
    4
    6
    2
    3
  • (v)
    Wages (in rupees)
    203 - 222
    223 - 242
    243 - 262
    263 - 282
    283 - 302
    No. of Workers
    7
    2
    9
    2
    3
Question 6
6.
    • The daily wages (in rupees) of
    • 16
    • workers in a factory are given below.
    • Represent the data in the form of a frequency distribution
    • in exclusive form
    • taking class size
    • 20
    • .
      • 290
      • 236
      • 256
      • 219
      • 291
      • 270
      • 262
      • 209
      • 210
      • 260
      • 296
      • 229
      • 219
      • 211
      • 213
      • 220
  • (i)
    Wages (in rupees)
    209 - 229
    229 - 249
    249 - 269
    269 - 289
    289 - 309
    No. of Workers
    7
    3
    2
    1
    3
  • (ii)
    Wages (in rupees)
    209 - 229
    229 - 249
    249 - 269
    269 - 289
    289 - 309
    No. of Workers
    7
    3
    3
    1
    2
  • (iii)
    Wages (in rupees)
    209 - 229
    229 - 249
    249 - 269
    269 - 289
    289 - 309
    No. of Workers
    7
    6
    3
    1
    3
  • (iv)
    Wages (in rupees)
    209 - 229
    229 - 249
    249 - 269
    269 - 289
    289 - 309
    No. of Workers
    7
    2
    7
    1
    3
  • (v)
    Wages (in rupees)
    209 - 229
    229 - 249
    249 - 269
    269 - 289
    289 - 309
    No. of Workers
    7
    2
    3
    1
    3
Question 7
7.
    • The weights (in gm) of
    • 20
    • fruits are as follows.
    • Form the grouped frequency table
    • in inclusive form
    • by taking class size
    • 50
    • .
      • 285
      • 283
      • 359
      • 229
      • 390
      • 323
      • 215
      • 222
      • 397
      • 243
      • 356
      • 247
      • 256
      • 338
      • 371
      • 214
      • 304
      • 220
      • 346
      • 315
  • (i)
    Weight (in gm)
    214 - 263
    264 - 313
    314 - 363
    364 - 413
    No. of Fruits
    8
    6
    3
    3
  • (ii)
    Weight (in gm)
    214 - 263
    264 - 313
    314 - 363
    364 - 413
    No. of Fruits
    8
    3
    6
    3
  • (iii)
    Weight (in gm)
    214 - 263
    264 - 313
    314 - 363
    364 - 413
    No. of Fruits
    8
    3
    4
    3
  • (iv)
    Weight (in gm)
    214 - 263
    264 - 313
    314 - 363
    364 - 413
    No. of Fruits
    8
    6
    6
    3
  • (v)
    Weight (in gm)
    214 - 263
    264 - 313
    314 - 363
    364 - 413
    No. of Fruits
    3
    3
    6
    8
Question 8
8.
    • The weights (in gm) of
    • 15
    • fruits are as follows.
    • Form the grouped frequency table
    • in exclusive form
    • by taking class size
    • 50
    • .
      • 316
      • 207
      • 230
      • 290
      • 389
      • 267
      • 219
      • 255
      • 312
      • 386
      • 302
      • 360
      • 395
      • 378
      • 261
  • (i)
    Weight (in gm)
    207 - 257
    257 - 307
    307 - 357
    357 - 407
    No. of Fruits
    4
    4
    4
    5
  • (ii)
    Weight (in gm)
    207 - 257
    257 - 307
    307 - 357
    357 - 407
    No. of Fruits
    5
    4
    2
    4
  • (iii)
    Weight (in gm)
    207 - 257
    257 - 307
    307 - 357
    357 - 407
    No. of Fruits
    4
    2
    4
    5
  • (iv)
    Weight (in gm)
    207 - 257
    257 - 307
    307 - 357
    357 - 407
    No. of Fruits
    4
    8
    2
    5
  • (v)
    Weight (in gm)
    207 - 257
    257 - 307
    307 - 357
    357 - 407
    No. of Fruits
    4
    4
    2
    5
Question 9
9.
    • Given the sample data, prepare the class interval table in
    • inclusive
    • form with
    • 4
    • as min value and a class size of
    • 5
    • .
      • 4
      • 29
      • 11
      • 35
      • 30
      • 14
      • 38
      • 14
      • 16
      • 21
      • 31
      • 43
      • 48
      • 24
      • 35
      • 30
      • 26
  • (i)
    Class-Interval
    4 - 9
    9 - 14
    14 - 19
    19 - 24
    24 - 29
    29 - 34
    34 - 39
    39 - 44
    44 - 49
    Frequency
    1
    1
    3
    1
    2
    4
    3
    1
    1
  • (ii)
    Class-Interval
    4 - 8
    9 - 13
    14 - 18
    19 - 23
    24 - 28
    29 - 33
    34 - 38
    39 - 43
    44 - 48
    Frequency
    1
    1
    3
    3
    2
    4
    3
    1
    1
  • (iii)
    Class-Interval
    4 - 8
    9 - 13
    14 - 18
    19 - 23
    24 - 28
    29 - 33
    34 - 38
    39 - 43
    44 - 48
    Frequency
    1
    1
    1
    3
    2
    4
    3
    1
    1
  • (iv)
    Class-Interval
    4 - 8
    9 - 13
    14 - 18
    19 - 23
    24 - 28
    29 - 33
    34 - 38
    39 - 43
    44 - 48
    Frequency
    1
    1
    3
    1
    2
    4
    3
    1
    1
Question 10
10.
    • Given the sample data, prepare the class interval table in
    • exclusive
    • form with
    • 2
    • as min value and a class size of
    • 5
    • .
      • 2
      • 36
      • 36
      • 43
      • 11
      • 23
      • 38
      • 37
      • 6
      • 27
      • 26
      • 40
      • 9
      • 19
      • 32
  • (i)
    Class-Interval
    2 - 6
    7 - 11
    12 - 16
    17 - 21
    22 - 26
    27 - 31
    32 - 36
    37 - 41
    42 - 46
    Frequency
    2
    2
    0
    1
    2
    1
    3
    3
    1
  • (ii)
    Class-Interval
    2 - 7
    7 - 12
    12 - 17
    17 - 22
    22 - 27
    27 - 32
    32 - 37
    37 - 42
    42 - 47
    Frequency
    2
    2
    0
    5
    2
    1
    3
    3
    1
  • (iii)
    Class-Interval
    2 - 7
    7 - 12
    12 - 17
    17 - 22
    22 - 27
    27 - 32
    32 - 37
    37 - 42
    42 - 47
    Frequency
    2
    2
    1
    0
    2
    1
    3
    3
    1
  • (iv)
    Class-Interval
    2 - 7
    7 - 12
    12 - 17
    17 - 22
    22 - 27
    27 - 32
    32 - 37
    37 - 42
    42 - 47
    Frequency
    2
    2
    0
    1
    2
    1
    3
    3
    1
  • (v)
    Class-Interval
    2 - 7
    7 - 12
    12 - 17
    17 - 22
    22 - 27
    27 - 32
    32 - 37
    37 - 42
    42 - 47
    Frequency
    2
    1
    0
    1
    2
    1
    3
    3
    2
    Assignment Key
  •  1) (iii)
  •  2) (iv)
  •  3) (iv)
  •  4) (i)
  •  5) (i)
  •  6) (v)
  •  7) (ii)
  •  8) (v)
  •  9) (iv)
  •  10) (iv)