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Class : 11
Unit : Economics


Difference between Primary data and Secondary data

Ans : S.N Basis for comparison Primary Data Secondary Data i. Meaning Primary data refers to the first hand data gathered by the researcher. Secondary data means data collected by someone else earlier. ii. Originality The data are original in nature. The data lacks originality and they are second hand data. iii. Cost effectiveness Expensive Economical iv. Collection time It takes long time for collection of data. It takes short time for collection of data. v. Available in It is available in raw or crude form. It is available in a refined form. vi. Accuracy and Reliability It has more accurate data and reliable data. The data is less accurate and less reliability. vii. Source Survey, observation, interview, experiments, questionaire etc. Government publication, website, books, journal, articles etc.
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