3 Tutorials that teach Psychological Research: Sampling
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Psychological Research: Sampling

Psychological Research: Sampling

Author: Barbara Ludins

This lesson will define and explain the differences between a sample and a population. The difference between a representative sample and a biased sample will be described.

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Notes on "Psychological Research: Sampling"

Terms to Know


A small selection of people from a population.


All of the members of a category of people (or things).

Representative Sample

A sample that mimics the characteristics of the population.

Biased Sample

A sample that is not representative of the population.