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Statistics | Term 1 Chapter 5 | 6th Maths - Summary | 6th Maths : Term 1 Unit 5 : Statistics

Chapter: 6th Maths : Term 1 Unit 5 : Statistics

Summary

Statistics | Term 1 Chapter 5 | 6th Maths : Summary

Summary

Information collected is known as data.

First-hand information is called primary data.

The data collected by someone else is called secondary data.

The data collected is organized usually in a tally marks table.

The organized data can be represented using a pictograph or a bar graph.

A pictograph is the representation of data through pictures of objects.

A bar graph consists of parallel bars (horizontal or vertical) whose length corresponds to the number of items.

●The pictographs and the bar graphs are interpreted to answer the questions on data.

 

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