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Sampling in which a large preliminary sample is drawn and second sample is taken as a sub sample of the first

Question: Sampling in which a large preliminary sample is drawn and second sample is taken as a sub sample of the first
  • A. Stratified Sampling
  • B. Systematic Sampling
  • C. Random Sampling
  • D. Double Sampling ✓
Correct Answer: D. Double Sampling
Explanation: Double sampling involves drawing a large initial sample and then selecting a sub-sample from that.

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