Explain different methods of collecting primary data.
statistics class 11 collection of data
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Data collection plays a very crucial role in the statistical analysis. In research, there are different methods used to gather information, all of which fall into two categories, i.e. primary data, and secondary data.
Some of the popular methods of data collection are as follows:
•Observation: Observation method has occupied an important place in descriptive sociological research. ...
•Interview: ...
•Schedule: ...
•Questionnaire: ...
•Projective Techniques: ...
•Case Study Method
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