A sample in which every possible combination of items in the population has an equal chance of constituting the sample is a
A) random sample.
B) statistical sample.
C) judgment sample.
D) representative sample.

Question

Quizplus · Accepted Answer

A random sample is one in which every possible combination of items in the population has an equal chance of constituting the sample. This ensures that the sample is representative of the population and reduces bias in the sample selection process. The other options, statistical sample, judgment sample, and representative sample, do not necessarily entail random selection of items from the population.

A Sample in Which Every Possible Combination of Items in the Population