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What is data ?what are the …

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What is data ?what are the types of data? What are the sources of obtaining them.
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Pubg Bantai 4 years, 9 months ago

Data is a file or list collected to understand a matter. There are two types of data 1.primary data 2.secondary data The sources are: 1.personal interview 2.telephone interview 3.mailing interview
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