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
    • 16
    • students in an examination are given below.
    • Represent the data in the form of a frequency distribution table
    • in inclusive form
    • taking class size
    • 8
    • .
      • 61
      • 68
      • 46
      • 58
      • 55
      • 47
      • 79
      • 55
      • 56
      • 68
      • 75
      • 61
      • 47
      • 68
      • 63
      • 58
  • (i)
    Marks
    46 - 53
    54 - 61
    62 - 69
    70 - 77
    78 - 85
    No. of Students
    3
    7
    2
    1
    1
  • (ii)
    Marks
    46 - 53
    54 - 61
    62 - 69
    70 - 77
    78 - 85
    No. of Students
    3
    7
    4
    1
    1
  • (iii)
    Marks
    46 - 53
    54 - 61
    62 - 69
    70 - 77
    78 - 85
    No. of Students
    3
    5
    4
    1
    1
  • (iv)
    Marks
    46 - 53
    54 - 61
    62 - 69
    70 - 77
    78 - 85
    No. of Students
    3
    4
    7
    1
    1
  • (v)
    Marks
    46 - 53
    54 - 61
    62 - 69
    70 - 77
    78 - 85
    No. of Students
    3
    1
    4
    1
    7
Question 2
2.
    • The marks obtained by
    • 16
    • 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
    • .
      • 41
      • 69
      • 60
      • 54
      • 77
      • 54
      • 74
      • 46
      • 65
      • 74
      • 72
      • 43
      • 56
      • 62
      • 62
      • 64
  • (i)
    Marks
    41 - 47
    47 - 53
    53 - 59
    59 - 65
    65 - 71
    71 - 77
    77 - 83
    No. of Students
    3
    0
    3
    7
    2
    3
    1
  • (ii)
    Marks
    41 - 47
    47 - 53
    53 - 59
    59 - 65
    65 - 71
    71 - 77
    77 - 83
    No. of Students
    3
    3
    0
    4
    2
    3
    1
  • (iii)
    Marks
    41 - 47
    47 - 53
    53 - 59
    59 - 65
    65 - 71
    71 - 77
    77 - 83
    No. of Students
    3
    0
    7
    4
    2
    3
    1
  • (iv)
    Marks
    41 - 47
    47 - 53
    53 - 59
    59 - 65
    65 - 71
    71 - 77
    77 - 83
    No. of Students
    3
    1
    3
    4
    2
    3
    0
  • (v)
    Marks
    41 - 47
    47 - 53
    53 - 59
    59 - 65
    65 - 71
    71 - 77
    77 - 83
    No. of Students
    3
    0
    3
    4
    2
    3
    1
Question 3
3.
    • The marks obtained by
    • 20
    • students in an examination are given below.
    • Represent the data in the form of a frequency distribution table
    • in exclusive form
    • taking class size
    • 5
    • .
      • 59
      • 47
      • 73
      • 67
      • 71
      • 46
      • 41
      • 62
      • 40
      • 75
      • 49
      • 55
      • 78
      • 40
      • 56
      • 63
      • 64
      • 45
      • 76
      • 52
  • (i)
    Marks
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    60 - 65
    65 - 70
    70 - 75
    75 - 80
    No. of Students
    3
    3
    1
    3
    3
    1
    2
    4
  • (ii)
    Marks
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    60 - 65
    65 - 70
    70 - 75
    75 - 80
    No. of Students
    3
    4
    1
    3
    5
    1
    2
    3
  • (iii)
    Marks
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    60 - 65
    65 - 70
    70 - 75
    75 - 80
    No. of Students
    3
    4
    3
    1
    3
    1
    2
    3
  • (iv)
    Marks
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    60 - 65
    65 - 70
    70 - 75
    75 - 80
    No. of Students
    3
    4
    3
    3
    3
    1
    2
    3
  • (v)
    Marks
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    60 - 65
    65 - 70
    70 - 75
    75 - 80
    No. of Students
    3
    4
    1
    3
    3
    1
    2
    3
Question 4
4.
    • Construct a frequency table
    • in exclusive form
    • for the following
    • ages (in years) of
    • 18
    • students, taking class size
    • 4
    • .
      • 23
      • 11
      • 23
      • 18
      • 14
      • 22
      • 22
      • 22
      • 18
      • 21
      • 10
      • 11
      • 21
      • 13
      • 19
      • 15
      • 15
      • 13
  • (i)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    5
    3
    10
    5
  • (ii)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    5
    5
    3
    5
  • (iii)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    5
    3
    5
    5
  • (iv)
    Age (in years)
    10 - 14
    14 - 18
    18 - 22
    22 - 26
    No. of Students
    5
    7
    5
    5
Question 5
5.
    • 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 inclusive form
    • taking class size
    • 30
    • .
      • 289
      • 285
      • 231
      • 274
      • 237
      • 202
      • 252
      • 229
      • 297
      • 265
      • 283
      • 296
      • 300
      • 236
      • 291
      • 291
  • (i)
    Wages (in rupees)
    202 - 231
    232 - 261
    262 - 291
    292 - 321
    No. of Workers
    3
    3
    3
    3
  • (ii)
    Wages (in rupees)
    202 - 231
    232 - 261
    262 - 291
    292 - 321
    No. of Workers
    3
    6
    7
    3
  • (iii)
    Wages (in rupees)
    202 - 231
    232 - 261
    262 - 291
    292 - 321
    No. of Workers
    3
    7
    3
    3
  • (iv)
    Wages (in rupees)
    202 - 231
    232 - 261
    262 - 291
    292 - 321
    No. of Workers
    3
    3
    7
    3
Question 6
6.
    • The daily wages (in rupees) of
    • 18
    • workers in a factory are given below.
    • Represent the data in the form of a frequency distribution
    • in exclusive form
    • taking class size
    • 20
    • .
      • 215
      • 298
      • 296
      • 292
      • 213
      • 271
      • 252
      • 229
      • 283
      • 284
      • 263
      • 262
      • 228
      • 226
      • 237
      • 265
      • 259
      • 297
  • (i)
    Wages (in rupees)
    213 - 233
    233 - 253
    253 - 273
    273 - 293
    293 - 313
    No. of Workers
    5
    2
    10
    3
    3
  • (ii)
    Wages (in rupees)
    213 - 233
    233 - 253
    253 - 273
    273 - 293
    293 - 313
    No. of Workers
    5
    5
    2
    3
    3
  • (iii)
    Wages (in rupees)
    213 - 233
    233 - 253
    253 - 273
    273 - 293
    293 - 313
    No. of Workers
    5
    2
    5
    3
    3
  • (iv)
    Wages (in rupees)
    213 - 233
    233 - 253
    253 - 273
    273 - 293
    293 - 313
    No. of Workers
    5
    4
    5
    3
    3
  • (v)
    Wages (in rupees)
    213 - 233
    233 - 253
    253 - 273
    273 - 293
    293 - 313
    No. of Workers
    5
    3
    5
    3
    2
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
    • .
      • 237
      • 237
      • 333
      • 245
      • 367
      • 248
      • 243
      • 265
      • 356
      • 228
      • 252
      • 285
      • 348
      • 307
      • 253
      • 208
      • 314
      • 266
      • 297
      • 363
  • (i)
    Weight (in gm)
    208 - 257
    258 - 307
    308 - 357
    358 - 407
    No. of Fruits
    9
    4
    5
    2
  • (ii)
    Weight (in gm)
    208 - 257
    258 - 307
    308 - 357
    358 - 407
    No. of Fruits
    9
    5
    4
    2
  • (iii)
    Weight (in gm)
    208 - 257
    258 - 307
    308 - 357
    358 - 407
    No. of Fruits
    9
    3
    4
    2
  • (iv)
    Weight (in gm)
    208 - 257
    258 - 307
    308 - 357
    358 - 407
    No. of Fruits
    2
    5
    4
    9
  • (v)
    Weight (in gm)
    208 - 257
    258 - 307
    308 - 357
    358 - 407
    No. of Fruits
    9
    5
    7
    2
Question 8
8.
    • The weights (in gm) of
    • 20
    • fruits are as follows.
    • Form the grouped frequency table
    • in exclusive form
    • by taking class size
    • 40
    • .
      • 273
      • 271
      • 231
      • 209
      • 387
      • 236
      • 274
      • 379
      • 357
      • 326
      • 350
      • 394
      • 372
      • 329
      • 342
      • 398
      • 207
      • 252
      • 283
      • 284
  • (i)
    Weight (in gm)
    207 - 247
    247 - 287
    287 - 327
    327 - 367
    367 - 407
    No. of Fruits
    4
    1
    6
    4
    5
  • (ii)
    Weight (in gm)
    207 - 247
    247 - 287
    287 - 327
    327 - 367
    367 - 407
    No. of Fruits
    4
    1
    1
    4
    5
  • (iii)
    Weight (in gm)
    207 - 247
    247 - 287
    287 - 327
    327 - 367
    367 - 407
    No. of Fruits
    4
    6
    1
    4
    5
  • (iv)
    Weight (in gm)
    207 - 247
    247 - 287
    287 - 327
    327 - 367
    367 - 407
    No. of Fruits
    4
    5
    1
    4
    6
  • (v)
    Weight (in gm)
    207 - 247
    247 - 287
    287 - 327
    327 - 367
    367 - 407
    No. of Fruits
    4
    6
    5
    4
    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
    • 8
    • .
      • 13
      • 16
      • 17
      • 5
      • 4
      • 36
      • 48
      • 14
      • 46
      • 19
      • 44
      • 27
      • 45
      • 33
      • 41
      • 31
  • (i)
    Class-Interval
    4 - 11
    12 - 19
    20 - 27
    28 - 35
    36 - 43
    44 - 51
    Frequency
    2
    5
    6
    2
    2
    4
  • (ii)
    Class-Interval
    4 - 11
    12 - 19
    20 - 27
    28 - 35
    36 - 43
    44 - 51
    Frequency
    2
    4
    1
    2
    2
    5
  • (iii)
    Class-Interval
    4 - 12
    12 - 20
    20 - 28
    28 - 36
    36 - 44
    44 - 52
    Frequency
    2
    5
    1
    2
    2
    4
  • (iv)
    Class-Interval
    4 - 11
    12 - 19
    20 - 27
    28 - 35
    36 - 43
    44 - 51
    Frequency
    2
    1
    5
    2
    2
    4
  • (v)
    Class-Interval
    4 - 11
    12 - 19
    20 - 27
    28 - 35
    36 - 43
    44 - 51
    Frequency
    2
    5
    1
    2
    2
    4
Question 10
10.
    • Given the sample data, prepare the class interval table in
    • exclusive
    • form with
    • 3
    • as min value and a class size of
    • 7
    • .
      • 32
      • 15
      • 12
      • 20
      • 3
      • 47
      • 18
      • 8
      • 36
      • 15
      • 49
      • 21
      • 42
      • 8
      • 31
  • (i)
    Class-Interval
    3 - 10
    10 - 17
    17 - 24
    24 - 31
    31 - 38
    38 - 45
    45 - 52
    Frequency
    3
    3
    3
    0
    3
    1
    2
  • (ii)
    Class-Interval
    3 - 9
    10 - 16
    17 - 23
    24 - 30
    31 - 37
    38 - 44
    45 - 51
    Frequency
    3
    3
    3
    0
    3
    1
    2
  • (iii)
    Class-Interval
    3 - 10
    10 - 17
    17 - 24
    24 - 31
    31 - 38
    38 - 45
    45 - 52
    Frequency
    3
    3
    6
    0
    3
    1
    2
  • (iv)
    Class-Interval
    3 - 10
    10 - 17
    17 - 24
    24 - 31
    31 - 38
    38 - 45
    45 - 52
    Frequency
    3
    2
    3
    0
    3
    1
    3
    Assignment Key
  •  1) (ii)
  •  2) (v)
  •  3) (v)
  •  4) (iii)
  •  5) (iv)
  •  6) (iii)
  •  7) (ii)
  •  8) (iii)
  •  9) (v)
  •  10) (i)