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What is Data Collection and Classification Methods about?

This document discusses methods for collecting, organizing, and summarizing data. It describes primary and secondary data collection, including observation, interviews, and questionnaires. Methods of sampling populations include census and probability/non-probability sampling techniques like simple random sampling, stratified sampling, and snowball sampling. The document outlines approaches for classifying and presenting collected data, such as grouping by common characteristics and arranging data chronolog

Author

Vidhya B

Language

EN