Which of the following is true about probability sampling? Probability sampling:
A) can take different forms, but random selection is always used.
B) is the most economical way to get large numbers of subjects.
C) guarantees that the sample is representative.
D) subjects are handpicked because they have the expertise to provide information for the study.

Question

Quizplus · Accepted Answer

Random sampling allows each individual in the population an opportunity to be selected for the sample.
True random sampling can be expensive because it means the researcher must have access to a much larger group of potential subjects.
There can still be errors that could make the sample nonrepresentative.
In probability sampling, subjects are selected randomly without regard to any specific characteristics that are not part of the study criteria.

Which of the Following Is True About Probability Sampling? Probability