Primary Data: More accurate data, More time-consuming, Can be expensive, Questionnaire specifically designed to the need, Control the method to collect data, Secondary Data: Time-saving, Easier to obtain data, Generally cheaper to obtain data, Data might have errors, Data might not be suitable to answer specific questions, May not know the method used to collect data, Sources may be out of dates, Sources may be biased, The reliability of the data depends on how trustworthy the sources are,

Comparison between Primary Data and Secondary Data

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