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In order to get an estimate of the population of a town, local officials gave every household in town a number and then chose every seventh house to check the number of residents. Which type of sampling is this?

A) cluster sampling

B) simple random sampling

C) systematic sampling

D) stratified sampling

Respuesta :

I believe it is C, systematic sampling.
Hope this helps!
apocritia

Solution:

A) cluster sampling

This is a sampling method in which a large population is divided into the groups. Thereafter one of the group is chosen randomly for research and analysis.

B) simple random sampling

In simple random sampling from a large population  individuals are chosen randomly.

C) systematic sampling  

This is a sampling method in which each individuas are chosen periodically from a large group of population so its follow a systematic structureed sample frame.

D) stratified sampling

In stratified sampling a large group of data is divided into some groups based on same specific characteristics therafeter the individuals are chosen randomly from each group.

Hence the correct optionn is C) systematic sampling  


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