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Showing 1 to 1 of 1 for “"Cluster Sampling, Purposeful Selection, Random Selection, Two Stage"”.
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The effect of nonrandom selection of clusters in a two stage cluster design
<p>Although not as efficient as simple random sampling, cluster sampling has been regarded as a valid sampling technique when the researcher is attempting to save cost. However in order to do so, it is necessary that random selection occurs in all stages of sampling. This simulation study examines …