EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Statistics
Grade : ICSE Grade VII
License : Non Commercial Use
Question 1
1.
    • The scores obtained by 14 students in a test are given below. Find the maximum score.
      • 8
      • 11
      • 11
      • 6
      • 3
      • 6
      • 8
      • 18
      • 5
      • 16
      • 1
      • 16
      • 14
      • 1
  • (i)
    18
  • (ii)
    1
  • (iii)
    8
  • (iv)
    8
    6

    7
  • (v)
    17
Question 2
2.
The below graph gives a comparative account of sales(in kg) of various fruits on a certain day. Identify the table for the given line graph.
  • (i)
    Fruit
    peaches
    apples
    mangoes
    bananas
    pears
    oranges
    Sales(in kg)
    27
    36
    45
    25
    54
    72
  • (ii)
    Fruit
    peaches
    apples
    mangoes
    bananas
    pears
    oranges
    Sales(in kg)
    27
    36
    53
    18
    54
    72
  • (iii)
    Fruit
    peaches
    apples
    mangoes
    bananas
    pears
    oranges
    Sales(in kg)
    27
    29
    45
    18
    54
    72
  • (iv)
    Fruit
    peaches
    apples
    mangoes
    bananas
    pears
    oranges
    Sales(in kg)
    27
    36
    45
    18
    60
    72
  • (v)
    Fruit
    peaches
    apples
    mangoes
    bananas
    pears
    oranges
    Sales(in kg)
    27
    36
    45
    18
    54
    72
Question 3
3.
On a certain day, the temperature in a city was recorded as shown below. Find the time that has maximum temperature.
  • (i)
    11 a.m.
  • (ii)
    5 a.m.
  • (iii)
    1 p.m.
  • (iv)
    5 p.m.
  • (v)
    7 a.m.
Question 4
4.
The following bar graph shows the export earnings of a country (in thousand crore) during five years. Find the year that has maximum export earnings.
  • (i)
    2006-07
  • (ii)
    2007-08
  • (iii)
    2009-10
  • (iv)
    2010-11
  • (v)
    2008-09
Question 5
5.
There are 640 creatures in a zoo. Find the type of creature that has minimum presense in the zoo.
  • (i)
    Domestic animals
  • (ii)
    Beast animals
  • (iii)
    Wild animals
  • (iv)
    Reptiles
  • (v)
    Water animals
Question 6
6.
    • Rainfall of 15 days (in mm) are given below. Find the mean rainfall.
      • 13
      • 5
      • 9
      • 11
      • 15
      • 9
      • 7
      • 10
      • 9
      • 11
      • 14
      • 9
      • 13
      • 5
      • 9
  • (i)
    179

    15
    mm
  • (ii)
    151

    15
    mm
  • (iii)
    149

    15
    mm
  • (iv)
    10
    mm
  • (v)
    164

    15
    mm
Question 7
7.
The total export earnings of ₹815 thousand crore of a country during five years is shown below. Find the year that has maximum export earnings.
  • (i)
    2007-08
  • (ii)
    2010-11
  • (iii)
    2009-10
  • (iv)
    2008-09
  • (v)
    2006-07
Question 8
8.
    • The scores obtained by 13 students in a test are given below. Find the minimum score.
      • 8
      • 10
      • 12
      • 1
      • 7
      • 14
      • 3
      • 5
      • 2
      • 14
      • 20
      • 1
      • 3
  • (i)
    19
  • (ii)
    20
  • (iii)
    1
  • (iv)
    7
  • (v)
    7
    9

    13
Question 9
9.
The results declared by a school was as under. Identify the table for the given pie diagram.
  • (i)
    Result
    I division
    II division
    III division
    Failed
    No. of Students
    90
    72
    99
    45
  • (ii)
    Result
    I division
    II division
    III division
    Failed
    No. of Students
    99
    45
    72
    90
  • (iii)
    Result
    I division
    II division
    III division
    Failed
    No. of Students
    45
    90
    72
    99
  • (iv)
    Result
    I division
    II division
    III division
    Failed
    No. of Students
    72
    99
    45
    90
  • (v)
    Result
    I division
    II division
    III division
    Failed
    No. of Students
    72
    99
    90
    45
Question 10
10.
Revathi fell sick. Her doctor maintained a record of her body temperature, taken every four hours. The following line graph gives data regarding her body temperature. Identify the table for the given line graph.
  • (i)
    Time
    6 a.m
    10 a.m
    2 p.m
    6 p.m
    10 p.m
    Temperature (in degree C)
    37
    39
    35
    32
    45
  • (ii)
    Time
    6 a.m
    10 a.m
    2 p.m
    6 p.m
    10 p.m
    Temperature (in degree C)
    37
    33
    35
    32
    38
  • (iii)
    Time
    6 a.m
    10 a.m
    2 p.m
    6 p.m
    10 p.m
    Temperature (in degree C)
    37
    39
    28
    32
    38
  • (iv)
    Time
    6 a.m
    10 a.m
    2 p.m
    6 p.m
    10 p.m
    Temperature (in degree C)
    37
    39
    35
    32
    38
  • (v)
    Time
    6 a.m
    10 a.m
    2 p.m
    6 p.m
    10 p.m
    Temperature (in degree C)
    37
    39
    35
    38
    38
Question 11
11.
The following pie chart shows 1450 students of a school participating in various games. Find the game that has maximum participation.
  • (i)
    running
  • (ii)
    badminton
  • (iii)
    long jump
  • (iv)
    high jump
  • (v)
    kabaddi
Question 12
12.
The following bar graph shows the export earnings of a country (in thousand crore) during five years. Find the year that has minimum export earnings.
  • (i)
    2009-10
  • (ii)
    2006-07
  • (iii)
    2007-08
  • (iv)
    2010-11
  • (v)
    2008-09
Question 13
13.
Shown below is the total food grain production of 1980 million tonnes over 5 years. Find the pie chart sector angle for "2007"
Years
2007
2008
2009
2010
2011
Foodgrains (in million tonnes)
180
270
360
540
630
  • (i)
    34.73°
  • (ii)
    32.73°
  • (iii)
    31.73°
  • (iv)
    30.73°
  • (v)
    33.73°
Question 14
14.
Students of a certain locality use different modes of travel to school as given below. Find the mode of travel that has minimum students.
  • (i)
    Car
  • (ii)
    Bicycle
  • (iii)
    Scooter
  • (iv)
    Moped
  • (v)
    School Bus
Question 15
15.
    • The mean of the below random sample is
    • 26
      9

      10
    • .
    • Find the missing quantity.
      • 45
      • 18
      • 36
      • 41
      • 46
      • 11
      • 11
      • 14
      • x
      • 14
  • (i)
    35
  • (ii)
    32
  • (iii)
    34
  • (iv)
    31
  • (v)
    33
Question 16
16.
In a bar diagram the value represented by a rectangle is proportional to its
  • (i)
    length
  • (ii)
    area
  • (iii)
    perimeter
  • (iv)
    breadth
Question 17
17.
    • Weights of 15 students are given below. Find the mean.
    • Weight (in kg)
      40
      47
      51
      54
      57
      58
      No. of students
      1
      5
      3
      3
      1
      2
  • (i)
    763

    15
    kg
  • (ii)
    51
    kg
  • (iii)
    764

    15
    kg
  • (iv)
    778

    15
    kg
  • (v)
    793

    15
    kg
Question 18
18.
Pie-diagram consists of
  • (i)
    squares
  • (ii)
    triangles
  • (iii)
    sectors
  • (iv)
    circles
Question 19
19.
    • If the mean of
    • 5
    • samples is
    • 30
    • ,
    • what is the new mean if
    • 5
    • is added to each number.
  • (i)
    35
  • (ii)
    38
  • (iii)
    36
  • (iv)
    32
  • (v)
    34
Question 20
20.
Sum of the angles of various sectors in a pie-diagram
  • (i)
    90°
  • (ii)
    270°
  • (iii)
    180°
  • (iv)
    360°
Question 21
21.
Given below is a line graph showing the number of accidents in a city during the given months of a certain year. Identify the table for the given line graph.
  • (i)
    Month
    October
    July
    February
    April
    November
    Number of accidents
    47
    28
    16
    33
    24
  • (ii)
    Month
    October
    July
    February
    April
    November
    Number of accidents
    47
    28
    9
    41
    24
  • (iii)
    Month
    October
    July
    February
    April
    November
    Number of accidents
    47
    36
    16
    41
    24
  • (iv)
    Month
    October
    July
    February
    April
    November
    Number of accidents
    47
    28
    16
    41
    24
  • (v)
    Month
    October
    July
    February
    April
    November
    Number of accidents
    47
    28
    16
    41
    32
Question 22
22.
The pie chart given below consists of top selling race cars of different brands. Identify the least sold car.
  • (i)
    Bentley
  • (ii)
    Porsche
  • (iii)
    Aston Martin
  • (iv)
    Ferrari
  • (v)
    Jaguar
Question 23
23.
A survey of 1400 school students was done to knowthe preferred free time activity. Find the activity that has 170 student preference.
  • (i)
    Singing
  • (ii)
    Community work
  • (iii)
    Reading books
  • (iv)
    Watching TV
  • (v)
    Playing
Question 24
24.
The air distance of some cities from Delhi (in km) are given below. Find the city that has 1172 km distance.
  • (i)
    Ahmedabad
  • (ii)
    Srinagar
  • (iii)
    Kochi
  • (iv)
    Ernakulam
  • (v)
    Cuttack
Question 25
25.
The following pie chart shows 360 students of a school participating in various games. Find the number of students who participate in "running".
  • (i)
    50
  • (ii)
    54
  • (iii)
    55
  • (iv)
    49
  • (v)
    52
    Assignment Key

  •  1) (i)
  •  2) (v)
  •  3) (ii)
  •  4) (iii)
  •  5) (iv)
  •  6) (iii)
  •  7) (ii)
  •  8) (iii)
  •  9) (iv)
  •  10) (iv)
  •  11) (ii)
  •  12) (ii)
  •  13) (ii)
  •  14) (i)
  •  15) (v)
  •  16) (i)
  •  17) (i)
  •  18) (iii)
  •  19) (i)
  •  20) (iv)
  •  21) (iv)
  •  22) (ii)
  •  23) (iv)
  •  24) (v)
  •  25) (v)