In this chapter we will learn
    1.    Various forms of data        
    2.    Organization of data
    3.    Useful forms of data representation.
    Data: Information presented in the form of numerical figures. For example:
    “Rajesh has 15 books” is a data whereas nearly saying that         
    “Rajesh has large number of  books” is not a data.

  •          Raw Data: Data as obtained from the source, generally in unarranged form.


Chapter 3

Data handling

Arithmetic mean

Data handling may be as simple as drawing on a sheet of paper or the completion of entry forms on a computer screen. Data is a collection of numbers gathered to give some information
For eg the marks of students in the class or the amount of various goods shopped from the market.


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clas 7 math
Medha Sharma

Course : CBSE Class 7

Start Date : 09.02.2023

End Date : 18.07.2023

Types of Batch : Classroom

Subject M T W T F S S
Mathematics(7 hours) 11:15 AM 11:15 AM 11:15 AM 11:15 AM 11:15 AM 11:15 AM 11:15 AM