Question

DATA HANDLING
(iii) In which years were fewer than 250 books sold?
(iv) Can you explain how you would estimate the number of books sold in 1989?
3. Number of children in six different classes are given below. Represent the data on a
bar graph.
number of
each company
W210
years 1995,19
Class
Fifth
Sixth
1998
620
650
Seventh Eighth Ninth Tenth
Number of Children
135
120
95
100
90
80
wing questio
ale of the
(a) How would you choose a scale?
(b) Answer the following questions:
(i) Which class has the maximum number of children? And the minimum?
(ii) Find the ratio of students of class sixth to the students of class eight.
4. The performance of a student in 1s' Term and 2nd Term is given. Draw a double bar
graph choosing appropriate scale and answer the following:
h books
TO
Subject
English Hindi Maths Science S. Science
og as a
1st Term (M.M. 100)
67 72 88 81
73
2nd Term (M.M. 100) 70 65 95 85
75
(i) In which subject, has the child improved his performance the most?
(i) In which subject is the improvement the least?
(ii) Has the performance gone down in any subject?
5. Consider this data collected from a survey of a colony.
Favourite Sport Cricket Basket Ball Swimming Hockey Athletics
Watching
1240 470
510
430 250
Participating 620
320
320
250
105
1993
(i) Draw a double bar graph choosing an appropriate scale.
What do you infer from the bar graph?
(ii
) Which sport is most popular?
(iii) Which is more preferred, watching or participating in sports?
6. Take the data giving the minimum and the maximum temperature of various ci
given in the beginning of this Chapter (Table 3.1). Plot a double bar graph using
data and answer the following:
(1)
Which city
1.


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Answer 1

Answer:

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