A random sample is one in which:
A) everyone has a 50% chance of being selected.
B) only those who have a certain opinion are selected.
C) there is an even distribution of men and women.
D) selection is based on random categories.
E) everyone has an equal opportunity of being selected.

Question

Quizplus · Accepted Answer

A random sample is defined by the characteristic that every member of the population has an equal chance of being selected. This ensures that the sample represents the population as closely as possible without bias. Choices A, B, C, and D do not accurately describe the essential feature of a random sample.

A Random Sample Is One in Which