Answer:
<u>Cluster sampling</u>
Explanation:
cluster sampling is also called a simple random sampling.
In this sampling, the researchers, select the variable either by simple random sampling or systematic random sampling. the researcher just not to includes the sub-part of sampling but even can include the main sampling in it. in this sampling, the researcher used a geographical cluster to do the sampling in a population.
For example, if a researcher wants to sample n an academic population:
- firstly the researcher divides the population in sub-part
- then researcher select several clusters depends on his research through a systematic random sampling
- from this sampling, the researcher chooses the population with selected subjects through random sampling.
The correct answer is B, Massachusetts Bay
ANSWER:
a scientist who studies pattern of diseases called epidemiologists
~batmans wife dun dun dun...aka ~serenitybella
