What is the main reason why experiments in psychology don't usually involve the entire population of interest?
A) It is impractical to study the entire population.
B) Researchers often have difficulty defining their population.
C) Statistical methods only deal with samples and are not equipped to analyze data from entire populations.
D) Since statistical methods allow us to draw inferences about a population from our sample, it is unethical to study the entire population.

Question

Quizplus · Accepted Answer

It is impractical to study the entire population in most cases due to practical limitations such as time, expense, and feasibility. Therefore, researchers typically use sampling techniques to draw conclusions about the larger population based on a smaller sample.

What Is the Main Reason Why Experiments in Psychology Don't