Information Processing
5th Maths : Term 1 Unit 6
GRAPHICAL REPRESENTATION OF DATA
Bar graph
A Bar graph is a chart that uses bars to show comparisons between categories of data. The bars can either be horizontal or vertical.
A Bar graph is a chart that uses bars to show comparisons between categories of data. The bars can either be horizontal or vertical.
Example 1
The number of things sold in a month of January in a particular shop is shown below. Draw a bargraph.
Activity 1
(i) Take a survey among your friends and family on their favourite pets. Use the information to draw a bargraph.
(ii) Take a survey among your school friends or their favorite colour. (key: Purple, Green, Red, Brown, Blue) Draw a bargraph to represent your data.
Activity 2
The following information is collected from 50 students of class 5 about their grades in exams. Complete the following table.
Example 2
In Trichy, a GHSS has five different clubs. The data shows the number of students in each club. Use the information to draw a bargraph and answer the questions.
(i) Which club has the fewest students? How many?
Answer: Arts club 28
(ii) How many students are there in art and debate clubs?
Answer: \( 28 + 80 = 108 \)
(iii) Find how many students are there in the sports club more than the drama club?
Answer: 20
(iv) How many students are there in all clubs together?
Answer: 478
Activity 3
Take a survey among your classmates on their favourite hobby. [Clue: Reading, Painting, Gardening, Cooking, Fishing] Draw bargraph to represent your data.
