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Question: What are the different types of sampling?


A ) Direct sampling, indirect sampling, random sampling and systematic sampling.
B ) Telephone survey, mail questionnaire, personal interview and direct observations.
C ) Systematic sampling, unbiased sampling, random sampling and simple sampling.
D ) Random sampling, systematic sampling, stratified sampling and cluster sampling.

Steps to derive

1 The sampling techniques are random sampling, systematic sampling, stratified sampling and cluster sampling.



Hence the right answer is Option D

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