Question

ਕਿਹੜਾ ਯੰਤਰ ਹਾਰਡਕਾਪੀ ਦੀ ਉਦਾਹਰਣ ਨਹੀਂ ਹੈ?

Answer 1

Explanation:

Observational data is a valuable form of research that can give researchers information that goes beyond numbers and statistics. In general, observation is a systematic way to collect data by observing people in natural situations or settings

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