Bar Graphs

IMPORTANT

Bar Graphs: Overview

This Topic covers sub-topics such as Bar Graphs, Representation of Data, Proper Scale for Plotting Bar Graphs, Drawing Double Bar Graphs and, Double Bar Graph for Data Having Two Types

Important Questions on Bar Graphs

HARD
IMPORTANT

Draw a double bar graph to compare the data in the given table:

Enrolment in computer courses

Year/Course Basic Logo Computer Science Using Software
Year One 130 40 10 20
Year Two 260 110 30 90

 

MEDIUM
IMPORTANT

From the following table which shows marks obtained by 50 students in maths class test, draw a bar graph.

Marks  4 5 6 7 8 9 10
Number of students 3 5 8 12 10 9 3

 

EASY
IMPORTANT

The following dual bar graph represents performance of Prateeksha in 1st term and 2nd term. In which subject the highest marks are scored in term 2?

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EASY
IMPORTANT

How many more students enjoy photography as compared to crafts?

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EASY
IMPORTANT

The graph that is drawn to compare two quantities having the same units is:

EASY
IMPORTANT

In a bar graph, 0.2 cm length of a bar represents 100 people. What is the length of the bar which represents 1300 people?

MEDIUM
IMPORTANT

Construct a histogram for the following distribution.

Class-intervals Frequency
0-5 5
5-10 6
10-15 3
15-20 2

 

EASY
IMPORTANT

A bar graph is drawn to the scale 1 cm=k units, then a bar of length k cm represents

MEDIUM
IMPORTANT

Draw bar graph using the data given in the following table, which shows the number of bikes manufactured in a factory during the years 2010 to 2013

Year Number of bikes
2010 700
2011 600
2012 900
2013 1200