ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade X - Median, Quartiles and Mode
Question 1
1.
    • Rainfall of 79 days (in mm) are shown in the given ogive.
    • Find the number of
    • days
    • where the rainfall is
    • less
    • than
    • 25 mm
  • 12
  • 10
  • 9
  • 15
  • 14
Question 2
2.
    • Find the cumulative frequency of class
    • 60
      -
      69
    • .
    • Class-Interval
      15 - 24
      24 - 33
      33 - 42
      42 - 51
      51 - 60
      60 - 69
      69 - 78
      Frequency
      23
      7
      6
      18
      14
      5
      25
  • 74
  • 73
  • 72
  • 76
  • 70
Question 3
3.
The following ogive shows the distribution of the heights of a group of factory workers. Estimate the lower quartile.
  • 142.97 cm
  • 144.22 cm
  • 146.72 cm
  • 147.97 cm
  • 145.47 cm
Question 4
4.
    • Temperatures of 54 days (in °C) are shown in the given ogive.
    • Find the number of
    • days
    • where the temperature is
    • more
    • than
    • 52 °C
  • 11
  • 14
  • 17
  • 16
  • 12
Question 5
5.
Find the Mode when Median is 90 and Mean is 55.
  • 159
  • 162
  • 158
  • 160
  • 161
Question 6
6.
Greater than cumulative curves are drawn using
  • lower boundaries of classes and greater than cumulative frequencies
  • upper boundaries of classes and greater than cumulative frequencies
  • upper boundaries of classes and less than cumulative frequencies
  • mid values of classes and greater than cumulative frequencies
Question 7
7.
Find the Mode when Median is 88.2 and Mean is 69.8.
  • 127
  • 123
  • 125
  • 126
  • 124
Question 8
8.
    • Temperatures of 26 days are given below. Find the mode.
    • Temperature (in degree C)
      25
      26
      28
      29
      30
      31
      34
      No. of days
      6
      5
      2
      5
      3
      2
      3
  • 23
    °C
  • 24
    °C
  • 26
    °C
  • 25
    °C
  • 27
    °C
Question 9
9.
    • If the sum of the following frequency distribution is
    • 38
    • ,
    • find the value of 'x'.
    • Value
      Frequency
      2
      1
      3
      2
      4
      1
      5
      x
      6
      3
      7
      5
      8
      3
      9
      4
      10
      1
      11
      4
      12
      3
      13
      2
      14
      5
      15
      2
  • 5
  • 3
  • 2
  • 0
  • 1
Question 10
10.
The following ogive shows the daily wages of workers in a factory. Estimate the median.
  • ₹158.50
  • ₹153.50
  • ₹157.25
  • ₹156.00
  • ₹154.75