Often, We Do Not Know at the Start of an Experiment

question 25

Multiple Choice

Often, we do not know at the start of an experiment what extraneous variables could affect our results. The best means of controlling unknown sources of extraneous variables is

• A) matching.
• B) counterbalancing.
• C) randomization.
• D) analysis of covariance.

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Definitions:

Catharsis

The process of releasing, and thereby providing relief from, strong or repressed emotions, often through art, drama, or verbal expression.

Stereotype Threat

Feeling that we will be judged and treated in terms of negative stereotypes of our group, and that we will inadvertently confirm these stereotypes through our behaviour.

Confirming Stereotypes

The act of behaving in a way that reinforces existing stereotypes.

Discrimination Threat

The perceived risk of being judged or treated unfairly based on one's group identity.