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)