In a probability sample,_____.
A)every unit has an equal or known chance of being chosen for study
B)every unit studied is chosen by the researcher based on judgment or convenience
C)data are selected for use by the researcher based on their relevance
D)data cannot be extrapolated due to unknown sampling error

Question

Quizplus · Accepted Answer

In a probability sample, each unit in the population has an equal or known chance of being chosen for the study. This allows for generalization of the results to the entire population with a known level of sampling error. Option B refers to a convenience sample, while option C describes purposive sampling. Option D refers to the limitation of any sample, not just probability sampling.

In a Probability Sample,_____