When there is as likely a chance that any one member of the population will be selected for participation in a study, the sample is considered
A)controlled.
B)biased.
C)random.
D)nonrandom.

Question

Quizplus · Accepted Answer

A random sample is one in which every member of the population has an equal chance of being selected, ensuring that the sample represents the population as closely as possible without systematic bias.

When There Is as Likely a Chance That Any One