Which one of the following sampling methods would generally lead to the least reliable statistical inferences about the population from which the sample has been selected?
A)A random sample selected without replacement.
B)A random sample selected with replacement.
C)A voluntary response sample.
D)A systematic sample.
E)A stratified random sample.

Question

Quizplus · Accepted Answer

A voluntary response sample is not a probability sample, meaning that there is no way to guarantee that the responses collected are representative of the population of interest. Individuals who respond voluntarily may have different characteristics or opinions compared to those who do not respond, leading to biased results and unreliable statistical inferences. Therefore, choosing a voluntary response sample would generally lead to the least reliable statistical inferences about the population.

Which One of the Following Sampling Methods Would Generally Lead