Chapter 1: Collection of Data

"Statistics is the science which deals with the collection, analysis, and interpretation of numerical data."

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English

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In this course we learn many concepts, from the origin and growth of statistics to the types of data and their characteristics. We also learn the methods of collecting primary data: Direct Inquiry, Indirect Inquiry and Questionnaire method along with their meaning, advantages and disadvantages.
Next we cover Secondary data - its sources and precautions to be taken while using secondary data.


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