EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Graphical Representation of Statistical Data
Grade : ICSE Grade X
License : Non Commercial Use
Question 1
1.
    • Following are the daily wages (in rupees) of labourers working in a factory. Identify the cumulative frequency of the given grouped data.
    • Wages (in rupees)
      200 - 220
      221 - 241
      242 - 262
      263 - 283
      284 - 304
      305 - 325
      Labourers
      18
      12
      3
      16
      1
      11
  • (i)
    Wages (in rupees)
    Cumulative Frequency
    200 - 220
    18
    221 - 241
    30
    242 - 262
    33
    263 - 283
    51
    284 - 304
    52
    305 - 325
    63
  • (ii)
    Wages (in rupees)
    Cumulative Frequency
    200 - 220
    18
    221 - 241
    29
    242 - 262
    32
    263 - 283
    48
    284 - 304
    49
    305 - 325
    61
  • (iii)
    Wages (in rupees)
    Cumulative Frequency
    200 - 220
    18
    221 - 241
    30
    242 - 262
    33
    263 - 283
    49
    284 - 304
    50
    305 - 325
    61
  • (iv)
    Wages (in rupees)
    Cumulative Frequency
    200 - 220
    18
    221 - 241
    21
    242 - 262
    33
    263 - 283
    49
    284 - 304
    50
    305 - 325
    61
  • (v)
    Wages (in rupees)
    Cumulative Frequency
    200 - 220
    18
    221 - 241
    30
    242 - 262
    36
    263 - 283
    52
    284 - 304
    53
    305 - 325
    64
Question 2
2.
    • Temperatures of 114 days (in °C) are given below.
    • Identify the frequency distribution table for the given '
    • less than
    • ' ogive.
  • (i)
    Temperature (in degree)
    31 - 40
    40 - 49
    49 - 58
    58 - 67
    67 - 76
    76 - 85
    85 - 94
    94 - 103
    No. of days
    12
    12
    19
    18
    18
    6
    11
    20
  • (ii)
    Temperature (in degree)
    31 - 40
    40 - 49
    49 - 58
    58 - 67
    67 - 76
    76 - 85
    85 - 94
    94 - 103
    No. of days
    12
    20
    17
    18
    18
    6
    11
    12
  • (iii)
    Temperature (in degree)
    31 - 40
    40 - 49
    49 - 58
    58 - 67
    67 - 76
    76 - 85
    85 - 94
    94 - 103
    No. of days
    12
    12
    17
    18
    14
    6
    11
    20
  • (iv)
    Temperature (in degree)
    31 - 40
    40 - 49
    49 - 58
    58 - 67
    67 - 76
    76 - 85
    85 - 94
    94 - 103
    No. of days
    12
    12
    17
    18
    18
    6
    11
    20
  • (v)
    Temperature (in degree)
    31 - 40
    40 - 49
    49 - 58
    58 - 67
    67 - 76
    76 - 85
    85 - 94
    94 - 103
    No. of days
    12
    12
    18
    17
    18
    6
    11
    20
Question 3
3.
    • Daily wages of 177 labourers (in ₹) are given below.
    • Identify the class interval table for the given histogram.
  • (i)
    Daily wage (in Rs)
    204 - 213
    214 - 223
    224 - 233
    234 - 243
    244 - 253
    254 - 263
    No. of labourers
    41
    28
    9
    7
    48
    44
  • (ii)
    Daily wage (in Rs)
    204 - 213
    214 - 223
    224 - 233
    234 - 243
    244 - 253
    254 - 263
    No. of labourers
    41
    9
    25
    7
    48
    44
  • (iii)
    Daily wage (in Rs)
    204 - 213
    214 - 223
    224 - 233
    234 - 243
    244 - 253
    254 - 263
    No. of labourers
    41
    9
    28
    12
    48
    44
  • (iv)
    Daily wage (in Rs)
    204 - 213
    214 - 223
    224 - 233
    234 - 243
    244 - 253
    254 - 263
    No. of labourers
    41
    44
    28
    7
    48
    9
  • (v)
    Daily wage (in Rs)
    204 - 213
    214 - 223
    224 - 233
    234 - 243
    244 - 253
    254 - 263
    No. of labourers
    41
    9
    28
    7
    48
    44
Question 4
4.
    • The daily pocket expenses of 87 students in a school are given below.
    • Identify the class interval table for the given frequency polygon.
  • (i)
    Pocket expense (in rupees)
    0 - 10
    10 - 20
    20 - 30
    30 - 40
    40 - 50
    No. of students
    11
    14
    24
    12
    26
  • (ii)
    Pocket expense (in rupees)
    0 - 10
    10 - 20
    20 - 30
    30 - 40
    40 - 50
    No. of students
    11
    9
    24
    12
    26
  • (iii)
    Pocket expense (in rupees)
    0 - 10
    10 - 20
    20 - 30
    30 - 40
    40 - 50
    No. of students
    11
    24
    14
    12
    26
  • (iv)
    Pocket expense (in rupees)
    0 - 10
    10 - 20
    20 - 30
    30 - 40
    40 - 50
    No. of students
    11
    26
    24
    12
    14
  • (v)
    Pocket expense (in rupees)
    0 - 10
    10 - 20
    20 - 30
    30 - 40
    40 - 50
    No. of students
    11
    14
    28
    12
    26
Question 5
5.
    • Daily wages of 71 labourers (in ₹) are given below.
    • Identify the frequency distribution table for the given '
    • less than
    • ' ogive.
  • (i)
    Daily wage (in Rs)
    270 - 279
    280 - 289
    290 - 299
    300 - 309
    310 - 319
    320 - 329
    330 - 339
    No. of labourers
    14
    13
    9
    5
    9
    7
    14
  • (ii)
    Daily wage (in Rs)
    270 - 279
    280 - 289
    290 - 299
    300 - 309
    310 - 319
    320 - 329
    330 - 339
    No. of labourers
    14
    14
    9
    5
    9
    7
    13
  • (iii)
    Daily wage (in Rs)
    270 - 279
    280 - 289
    290 - 299
    300 - 309
    310 - 319
    320 - 329
    330 - 339
    No. of labourers
    14
    9
    13
    5
    9
    7
    14
  • (iv)
    Daily wage (in Rs)
    270 - 279
    280 - 289
    290 - 299
    300 - 309
    310 - 319
    320 - 329
    330 - 339
    No. of labourers
    14
    13
    4
    5
    9
    7
    14
  • (v)
    Daily wage (in Rs)
    270 - 279
    280 - 289
    290 - 299
    300 - 309
    310 - 319
    320 - 329
    330 - 339
    No. of labourers
    14
    13
    9
    10
    9
    7
    14
Question 6
6.
    • Construct a frequency distribution table from the following cumulative frequency distribution
    • Class-Interval
      Cumulative Frequency
      35 - 40
      15
      40 - 45
      25
      45 - 50
      32
      50 - 55
      37
      55 - 60
      49
  • (i)
    Class-Interval
    35 - 40
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    Frequency
    15
    7
    10
    5
    12
  • (ii)
    Class-Interval
    35 - 40
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    Frequency
    15
    10
    3
    5
    12
  • (iii)
    Class-Interval
    35 - 40
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    Frequency
    15
    12
    7
    5
    12
  • (iv)
    Class-Interval
    35 - 40
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    Frequency
    15
    10
    7
    5
    12
  • (v)
    Class-Interval
    35 - 40
    40 - 45
    45 - 50
    50 - 55
    55 - 60
    Frequency
    15
    12
    7
    5
    10
Question 7
7.
    • Ages of 98 students (in years) are given below.
    • Identify the frequency distribution table for the given '
    • less than
    • ' ogive.
  • (i)
    Age (in years)
    10 - 15
    16 - 21
    22 - 27
    28 - 33
    34 - 39
    40 - 45
    46 - 51
    52 - 57
    No. of students
    5
    18
    7
    12
    11
    10
    16
    19
  • (ii)
    Age (in years)
    10 - 15
    16 - 21
    22 - 27
    28 - 33
    34 - 39
    40 - 45
    46 - 51
    52 - 57
    No. of students
    5
    18
    12
    7
    13
    10
    16
    19
  • (iii)
    Age (in years)
    10 - 15
    16 - 21
    22 - 27
    28 - 33
    34 - 39
    40 - 45
    46 - 51
    52 - 57
    No. of students
    5
    18
    16
    7
    11
    10
    16
    19
  • (iv)
    Age (in years)
    10 - 15
    16 - 21
    22 - 27
    28 - 33
    34 - 39
    40 - 45
    46 - 51
    52 - 57
    No. of students
    5
    19
    12
    7
    11
    10
    16
    18
  • (v)
    Age (in years)
    10 - 15
    16 - 21
    22 - 27
    28 - 33
    34 - 39
    40 - 45
    46 - 51
    52 - 57
    No. of students
    5
    18
    12
    7
    11
    10
    16
    19
Question 8
8.
    • Scores of 104 students are given below.
    • Identify the frequency distribution table for the given '
    • less than
    • ' ogive.
  • (i)
    Score
    90 - 97
    97 - 104
    104 - 111
    111 - 118
    118 - 125
    125 - 132
    132 - 139
    139 - 146
    No. of students
    6
    17
    9
    11
    11
    18
    13
    19
  • (ii)
    Score
    90 - 97
    97 - 104
    104 - 111
    111 - 118
    118 - 125
    125 - 132
    132 - 139
    139 - 146
    No. of students
    6
    17
    11
    9
    11
    18
    13
    19
  • (iii)
    Score
    90 - 97
    97 - 104
    104 - 111
    111 - 118
    118 - 125
    125 - 132
    132 - 139
    139 - 146
    No. of students
    6
    19
    9
    11
    11
    18
    13
    17
  • (iv)
    Score
    90 - 97
    97 - 104
    104 - 111
    111 - 118
    118 - 125
    125 - 132
    132 - 139
    139 - 146
    No. of students
    6
    17
    5
    11
    11
    18
    13
    19
  • (v)
    Score
    90 - 97
    97 - 104
    104 - 111
    111 - 118
    118 - 125
    125 - 132
    132 - 139
    139 - 146
    No. of students
    6
    17
    9
    11
    8
    18
    13
    19
Question 9
9.
Greater than cumulative curves are drawn using
  • (i)
    upper boundaries of classes and less than cumulative frequencies
  • (ii)
    upper boundaries of classes and greater than cumulative frequencies
  • (iii)
    lower boundaries of classes and greater than cumulative frequencies
  • (iv)
    mid values of classes and greater than cumulative frequencies
Question 10
10.
Daily wages of 180 labourers (in ₹) are given below. Identify the class mark table for the given histogram.
  • (i)
    Daily wage (in Rs)
    260
    267
    274
    281
    288
    295
    302
    309
    No. of labourers
    24
    44
    27
    5
    47
    5
    26
    6
  • (ii)
    Daily wage (in Rs)
    260
    267
    274
    281
    288
    295
    302
    309
    No. of labourers
    24
    6
    27
    5
    43
    5
    26
    44
  • (iii)
    Daily wage (in Rs)
    260
    267
    274
    281
    288
    295
    302
    309
    No. of labourers
    24
    44
    27
    5
    43
    5
    26
    6
  • (iv)
    Daily wage (in Rs)
    260
    267
    274
    281
    288
    295
    302
    309
    No. of labourers
    24
    44
    5
    27
    43
    5
    26
    6
  • (v)
    Daily wage (in Rs)
    260
    267
    274
    281
    288
    295
    302
    309
    No. of labourers
    24
    44
    23
    5
    43
    5
    26
    6
Question 11
11.
    • Heights of 230 students (in cm) are given below.
    • Identify the class interval table for the given frequency polygon.
  • (i)
    Height (in cm)
    128 - 135
    135 - 142
    142 - 149
    149 - 156
    156 - 163
    163 - 170
    170 - 177
    177 - 184
    No. of students
    37
    12
    13
    49
    28
    49
    10
    32
  • (ii)
    Height (in cm)
    128 - 135
    135 - 142
    142 - 149
    149 - 156
    156 - 163
    163 - 170
    170 - 177
    177 - 184
    No. of students
    37
    32
    13
    49
    33
    49
    10
    12
  • (iii)
    Height (in cm)
    128 - 135
    135 - 142
    142 - 149
    149 - 156
    156 - 163
    163 - 170
    170 - 177
    177 - 184
    No. of students
    37
    32
    13
    49
    28
    49
    10
    12
  • (iv)
    Height (in cm)
    128 - 135
    135 - 142
    142 - 149
    149 - 156
    156 - 163
    163 - 170
    170 - 177
    177 - 184
    No. of students
    37
    32
    49
    13
    28
    49
    10
    12
  • (v)
    Height (in cm)
    128 - 135
    135 - 142
    142 - 149
    149 - 156
    156 - 163
    163 - 170
    170 - 177
    177 - 184
    No. of students
    37
    32
    18
    49
    28
    49
    10
    12
Question 12
12.
    • Identify the cumulative frequency of the given grouped data.
    • class interval
      10 - 19
      19 - 28
      28 - 37
      37 - 46
      46 - 55
      55 - 64
      frequency
      21
      21
      10
      8
      9
      15
  • (i)
    class interval
    Cumulative Frequency
    10 - 19
    21
    19 - 28
    42
    28 - 37
    49
    37 - 46
    57
    46 - 55
    66
    55 - 64
    81
  • (ii)
    class interval
    Cumulative Frequency
    10 - 19
    21
    19 - 28
    42
    28 - 37
    52
    37 - 46
    60
    46 - 55
    69
    55 - 64
    84
  • (iii)
    class interval
    Cumulative Frequency
    10 - 19
    21
    19 - 28
    36
    28 - 37
    46
    37 - 46
    54
    46 - 55
    63
    55 - 64
    84
  • (iv)
    class interval
    Cumulative Frequency
    10 - 19
    21
    19 - 28
    42
    28 - 37
    52
    37 - 46
    63
    46 - 55
    72
    55 - 64
    87
  • (v)
    class interval
    Cumulative Frequency
    10 - 19
    21
    19 - 28
    31
    28 - 37
    52
    37 - 46
    60
    46 - 55
    69
    55 - 64
    84
Question 13
13.
    • The following cumulative frequency table represents which of the following frequency distribution
    • Class-Interval
      Cumulative Frequency
      12 - 16
      90
      16 - 20
      79
      20 - 24
      64
      24 - 28
      53
      28 - 32
      45
      32 - 36
      36
      36 - 40
      20
      40 - 44
      9
  • (i)
    Class-Interval
    12 - 16
    16 - 20
    20 - 24
    24 - 28
    28 - 32
    32 - 36
    36 - 40
    40 - 44
    Frequency
    11
    9
    11
    8
    9
    16
    11
    15
  • (ii)
    Class-Interval
    12 - 16
    16 - 20
    20 - 24
    24 - 28
    28 - 32
    32 - 36
    36 - 40
    40 - 44
    Frequency
    11
    15
    8
    11
    9
    16
    11
    9
  • (iii)
    Class-Interval
    12 - 16
    16 - 20
    20 - 24
    24 - 28
    28 - 32
    32 - 36
    36 - 40
    40 - 44
    Frequency
    11
    15
    11
    8
    4
    16
    11
    9
  • (iv)
    Class-Interval
    12 - 16
    16 - 20
    20 - 24
    24 - 28
    28 - 32
    32 - 36
    36 - 40
    40 - 44
    Frequency
    11
    15
    14
    8
    9
    16
    11
    9
  • (v)
    Class-Interval
    12 - 16
    16 - 20
    20 - 24
    24 - 28
    28 - 32
    32 - 36
    36 - 40
    40 - 44
    Frequency
    11
    15
    11
    8
    9
    16
    11
    9
Question 14
14.
Ages of 116 students (in years) are given below. Identify the class mark table for the given histogram.
  • (i)
    Age (in years)
    12.5
    17.5
    22.5
    27.5
    32.5
    No. of students
    25
    13
    25
    10
    41
  • (ii)
    Age (in years)
    12.5
    17.5
    22.5
    27.5
    32.5
    No. of students
    25
    41
    27
    10
    13
  • (iii)
    Age (in years)
    12.5
    17.5
    22.5
    27.5
    32.5
    No. of students
    25
    27
    13
    10
    41
  • (iv)
    Age (in years)
    12.5
    17.5
    22.5
    27.5
    32.5
    No. of students
    25
    17
    27
    10
    41
  • (v)
    Age (in years)
    12.5
    17.5
    22.5
    27.5
    32.5
    No. of students
    25
    13
    27
    10
    41
Question 15
15.
    • Temperatures of 141 days (in °C) are given below.
    • Identify the class interval table for the given frequency polygon.
  • (i)
    Temperature (in degree)
    28 - 37
    38 - 47
    48 - 57
    58 - 67
    68 - 77
    No. of days
    31
    5
    43
    22
    40
  • (ii)
    Temperature (in degree)
    28 - 37
    38 - 47
    48 - 57
    58 - 67
    68 - 77
    No. of days
    31
    45
    5
    22
    40
  • (iii)
    Temperature (in degree)
    28 - 37
    38 - 47
    48 - 57
    58 - 67
    68 - 77
    No. of days
    31
    43
    10
    22
    40
  • (iv)
    Temperature (in degree)
    28 - 37
    38 - 47
    48 - 57
    58 - 67
    68 - 77
    No. of days
    31
    40
    5
    22
    43
  • (v)
    Temperature (in degree)
    28 - 37
    38 - 47
    48 - 57
    58 - 67
    68 - 77
    No. of days
    31
    43
    5
    22
    40
Question 16
16.
Identify the frequency distribution table for the given ogive.
  • (i)
    Class-Interval
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    43 - 48
    48 - 53
    53 - 58
    Frequency
    19
    7
    1
    19
    8
    7
    1
    11
  • (ii)
    Class-Interval
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    43 - 48
    48 - 53
    53 - 58
    Frequency
    11
    7
    5
    10
    13
    17
    20
    20
  • (iii)
    Class-Interval
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    43 - 48
    48 - 53
    53 - 58
    Frequency
    3
    11
    13
    6
    9
    11
    8
    12
  • (iv)
    Class-Interval
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    43 - 48
    48 - 53
    53 - 58
    Frequency
    16
    1
    3
    2
    13
    12
    8
    9
  • (v)
    Class-Interval
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    43 - 48
    48 - 53
    53 - 58
    Frequency
    20
    17
    17
    7
    8
    13
    15
    7
Question 17
17.
    • Weights of 175 students (in kg) are given below.
    • Identify the class interval table for the given histogram and frequency polygon on the same graph.
  • (i)
    Weight (in kg)
    46 - 55
    56 - 65
    66 - 75
    76 - 85
    86 - 95
    96 - 105
    No. of students
    38
    28
    44
    18
    41
    6
  • (ii)
    Weight (in kg)
    46 - 55
    56 - 65
    66 - 75
    76 - 85
    86 - 95
    96 - 105
    No. of students
    38
    44
    28
    13
    41
    6
  • (iii)
    Weight (in kg)
    46 - 55
    56 - 65
    66 - 75
    76 - 85
    86 - 95
    96 - 105
    No. of students
    38
    44
    28
    18
    41
    6
  • (iv)
    Weight (in kg)
    46 - 55
    56 - 65
    66 - 75
    76 - 85
    86 - 95
    96 - 105
    No. of students
    38
    6
    28
    18
    41
    44
  • (v)
    Weight (in kg)
    46 - 55
    56 - 65
    66 - 75
    76 - 85
    86 - 95
    96 - 105
    No. of students
    38
    44
    26
    18
    41
    6
Question 18
18.
A histogram consists of
  • (i)
    squares
  • (ii)
    rectangles
  • (iii)
    sectors
  • (iv)
    triangles
Question 19
19.
    • Daily wages of 170 labourers (in ₹) are given below.
    • Identify the class interval table for the given frequency polygon.
  • (i)
    Daily wage (in Rs)
    203 - 212
    213 - 222
    223 - 232
    233 - 242
    243 - 252
    253 - 262
    No. of labourers
    46
    27
    20
    24
    21
    30
  • (ii)
    Daily wage (in Rs)
    203 - 212
    213 - 222
    223 - 232
    233 - 242
    243 - 252
    253 - 262
    No. of labourers
    46
    27
    23
    26
    21
    30
  • (iii)
    Daily wage (in Rs)
    203 - 212
    213 - 222
    223 - 232
    233 - 242
    243 - 252
    253 - 262
    No. of labourers
    46
    20
    27
    26
    21
    30
  • (iv)
    Daily wage (in Rs)
    203 - 212
    213 - 222
    223 - 232
    233 - 242
    243 - 252
    253 - 262
    No. of labourers
    46
    27
    20
    26
    21
    30
  • (v)
    Daily wage (in Rs)
    203 - 212
    213 - 222
    223 - 232
    233 - 242
    243 - 252
    253 - 262
    No. of labourers
    46
    30
    20
    26
    21
    27
Question 20
20.
    • If some random sample data is arranged in a frequency distribution table in
    • exclusive form
    • with
    • 1
    • -
    • 10
    • as the first class,
    • then the observation
    • 24
    • falls in which class?
  • (i)
    18
    -
    27
  • (ii)
    18.5
    -
    28.5
  • (iii)
    20
    -
    29
  • (iv)
    19
    -
    28
  • (v)
    19.5
    -
    27.5
Question 21
21.
    • Rainfall of 140 days (in mm) are given below.
    • Identify the class interval table for the given histogram.
  • (i)
    Rainfall (in mm)
    13 - 18
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    No. of days
    31
    8
    5
    41
    13
    42
  • (ii)
    Rainfall (in mm)
    13 - 18
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    No. of days
    31
    8
    5
    39
    13
    42
  • (iii)
    Rainfall (in mm)
    13 - 18
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    No. of days
    31
    8
    7
    41
    13
    42
  • (iv)
    Rainfall (in mm)
    13 - 18
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    No. of days
    31
    42
    5
    41
    13
    8
  • (v)
    Rainfall (in mm)
    13 - 18
    18 - 23
    23 - 28
    28 - 33
    33 - 38
    38 - 43
    No. of days
    31
    5
    8
    41
    13
    42
Question 22
22.
Less than cumulative curves are drawn using
  • (i)
    lower boundaries of classes and greater than cumulative frequencies
  • (ii)
    upper boundaries of classes and less than cumulative frequencies
  • (iii)
    lower boundaries of classes and less than cumulative frequencies
  • (iv)
    mid values of classes and less than cumulative frequencies
Question 23
23.
    • Temperatures of 149 days (in °C) are given below.
    • Identify the class interval table for the given frequency polygon.
  • (i)
    Temperature (in degree)
    31 - 37
    37 - 43
    43 - 49
    49 - 55
    55 - 61
    61 - 67
    No. of days
    17
    21
    40
    17
    24
    30
  • (ii)
    Temperature (in degree)
    31 - 37
    37 - 43
    43 - 49
    49 - 55
    55 - 61
    61 - 67
    No. of days
    17
    30
    40
    12
    24
    21
  • (iii)
    Temperature (in degree)
    31 - 37
    37 - 43
    43 - 49
    49 - 55
    55 - 61
    61 - 67
    No. of days
    17
    30
    36
    17
    24
    21
  • (iv)
    Temperature (in degree)
    31 - 37
    37 - 43
    43 - 49
    49 - 55
    55 - 61
    61 - 67
    No. of days
    17
    40
    30
    17
    24
    21
  • (v)
    Temperature (in degree)
    31 - 37
    37 - 43
    43 - 49
    49 - 55
    55 - 61
    61 - 67
    No. of days
    17
    30
    40
    17
    24
    21
Question 24
24.
Identify the class interval table for the given histogram.
  • (i)
    Class-Interval
    35 - 37
    38 - 40
    41 - 43
    44 - 46
    47 - 49
    50 - 52
    Frequency
    87
    24
    33
    99
    125
    86
  • (ii)
    Class-Interval
    35 - 37
    38 - 40
    41 - 43
    44 - 46
    47 - 49
    50 - 52
    Frequency
    87
    86
    33
    101
    125
    24
  • (iii)
    Class-Interval
    35 - 37
    38 - 40
    41 - 43
    44 - 46
    47 - 49
    50 - 52
    Frequency
    87
    86
    31
    99
    125
    24
  • (iv)
    Class-Interval
    35 - 37
    38 - 40
    41 - 43
    44 - 46
    47 - 49
    50 - 52
    Frequency
    87
    86
    33
    99
    125
    24
  • (v)
    Class-Interval
    35 - 37
    38 - 40
    41 - 43
    44 - 46
    47 - 49
    50 - 52
    Frequency
    87
    33
    86
    99
    125
    24
Question 25
25.
    • Given the number of doctors working in government hospitals in a city in various age groups. Identify the class interval table for the given histogram and frequency polygon on the same graph.
  • (i)
    Age (in years)
    34 - 44
    44 - 54
    54 - 64
    64 - 74
    74 - 84
    84 - 94
    94 - 104
    No. of doctors
    39
    29
    17
    17
    22
    11
    32
  • (ii)
    Age (in years)
    34 - 44
    44 - 54
    54 - 64
    64 - 74
    74 - 84
    84 - 94
    94 - 104
    No. of doctors
    39
    32
    21
    17
    22
    11
    29
  • (iii)
    Age (in years)
    34 - 44
    44 - 54
    54 - 64
    64 - 74
    74 - 84
    84 - 94
    94 - 104
    No. of doctors
    39
    29
    21
    17
    22
    11
    32
  • (iv)
    Age (in years)
    34 - 44
    44 - 54
    54 - 64
    64 - 74
    74 - 84
    84 - 94
    94 - 104
    No. of doctors
    39
    29
    21
    22
    22
    11
    32
  • (v)
    Age (in years)
    34 - 44
    44 - 54
    54 - 64
    64 - 74
    74 - 84
    84 - 94
    94 - 104
    No. of doctors
    39
    21
    29
    17
    22
    11
    32
    Assignment Key
  •  1) (iii)
  •  2) (iv)
  •  3) (v)
  •  4) (i)
  •  5) (i)
  •  6) (iv)
  •  7) (v)
  •  8) (i)
  •  9) (iii)
  •  10) (iii)
  •  11) (iii)
  •  12) (ii)
  •  13) (v)
  •  14) (v)
  •  15) (v)
  •  16) (i)
  •  17) (iii)
  •  18) (ii)
  •  19) (iv)
  •  20) (iv)
  •  21) (i)
  •  22) (ii)
  •  23) (v)
  •  24) (iv)
  •  25) (iii)