
In a school, the number of students in different classes of primary wing are as follows:
Represent this information through a pictograph using the symbol
to represent students.
Class
I
II
III
IV
V
No. of students
Which other geometrical figure can be used to represent students?


Important Questions on Data Handling
The marks obtained by a student in various subjects are given below:
Subject | English | Hindi | Maths | Science | S. Studies |
Marks obtained |
Draw a bar graph to represent the marks obtained.

The year-wise growth of a school is shown below.
Year | ||||||
Number of students |
Draw a bar graph to represent the above data.

Literacy rate of various states of India in a particular year is given below:
State | Madhya Pradesh | Bihar | Mizoram | Uttar Pradesh | Kerala |
Literacy rate per |
Represent this data using a bar graph and show which state has the highest literacy rate.

A random survey was done on the difficulty level of a competitive examination. candidates were asked to choose one of the following responses: Difficult, Average, Easy, No comments.
Response | Difficult | Average | Easy | No comments |
No. of candidates |
Draw a bar graph to represent the above data.

Primary data is collected by:

Bar diagrams are:

During organization of data, tally marks are used to find the:

