1) What do you understand by secondary data ?
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Step-by-step explanation:
secondary data are data, which cannot be traced back to the level of individual cases of statistical units. In contrast to primary data it does not allow for mathematical calculations such as determining an arithmetic mean, a correlation, etc.
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Step-by-step explanation:
Secondary data refers to data that is collected by someone other than the primary user. Common sources of secondary data for social science include censuses, information collected by government departments, organizational records and data that was originally collected for other research purposes.
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