Question

Laying fiber-optic cable is expensive. Cable companies want to make sure that if they extend their lines to less dense suburban or rural areas, there will be sufficient demand so the work will be cost-effective. They decide to conduct a survey to determine the proportion of households in a rural subdivision that would buy the service. They select a simple random sample of 5 blocks in the subdivision and survey each family that lives on one of those blocks.

What is the name for this kind of sampling method?

A)Systematic random sampling

B) Convenience sampling

C)Stratified random sampling

D) Cluster sampling

E) Simple random sampling

Answer 1

The described sampling method, where each family on a block is surveyed, is an example of:

E) Simple random sampling