Minimum 20 main points of the chapter The french Revolution of history NCERT book
Answers
Mathematics NCERT Grade 6, Chapter 9: Data Handling- Students will learn to deal with various types of data. In this chapter, they will learn about processes related to data.
Data is a collection of numbers gathered to give some information.
The first portion of the chapter covers all the concepts related to the Recording Data followed by organization of data.
The data organisation methods includes:
Tally Marks: To get particular information from the given data quickly, the data can be arranged in tabular form using tally marks.
Pictograph: Pictograph represents data in the form of pictures, objects or parts of objects.
Interpreting a pictograph
Drawing a pictograph
Bar Graphs: In a bar graph, bars of uniform width are drawn horizontally or vertically with equal spacing between them. The length of each bar gives the required information. The process of choosing a scale for the graph is important.
Interpreting a Bar graph
Drawing a Bar graph
For topic wise assessment unsolved problems are given in the chapter. The chapter contains 4 unsolved exercises.
The summary is provided in the end.
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