What is raw data? What do you mean by ‘Loss of Information’ in classified data? Explain with examples.
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Raw data or primary data are collected directly related to their object of study (statistical units). ... In contrast to raw data, we speak of secondary data if the data have already been aggregated and thus no longer contain all of the information of the original investigation.
loss of information in classified data error condition in information systems in which information is destroyed by failures or neglect in storage, transmission, or processing. ... Data loss is distinguished from data unavailability, which may arise from a network outage.
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