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Continue to ChatProbability Sampling vs. Non-probability Sampling - https://student-activity.binus.ac.id/himsisfo/2017/03/probability-sampling-vs-non-probability-sampling/
Probability Sampling vs. Non-probability Sampling - https://student-activity.binus.ac.id/himsisfo/2017/03/probability-sampling-vs-non-probability-sampling/