Question

What precautions makes cluster sampling more efficient?​

Answer 1

Step-by-step explanation:

In cluster sampling

- divide the whole population into clusters according to some well-defined rule.

- Treat the clusters as sampling units.

- Choose a sample of clusters according to some procedure.

- Carry out a complete enumeration of the selected clusters, i.e., collect information on all the

sampling units available in selected clusters.

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