A researcher,in attempting to sample the population of Cleveland,decides to select 5 households from each block designated for inclusion in the sample.The blocks themselves are to be selected with variable probabilities depending on their size.This is an example of
A)one-stage area sampling.
B)quota sampling.
C)simple two-stage area sampling.
D)probability-proportional-to-size area sampling.
E)systematic sampling.

Question

Quizplus · Accepted Answer

This is an example of probability-proportional-to-size area sampling because the blocks are being selected with variable probabilities depending on their size, which is a characteristic of this sampling method. In addition, this is a two-stage area sampling because households are being selected within the selected blocks.

A Researcher,in Attempting to Sample the Population of Cleveland,decides to Select