what is primary data?explain 2 types of data?
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(i)Primary data: Data collected by the investigator himself/ herself for a specific purpose.
(ii)Secondary data: Data collected by someone else for some other purpose (but being utilized by the investigator for another purpose).
Examples: Census data being used to analyze the impact of education on career choice and earning.
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Primary data is data that is collected by a researcher from first-hand sources, using methods like surveys, interviews, or experiments. ... Secondary data is data gathered from studies, surveys, or experiments that have been run by other people or for other research.
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