ITEM VALIDITY

In a test or experiment the extent to which an individual item measures what it purports to measure.

REBOUND EFFECT

An intensification of behavior following a period of repression.

INTERGROUP CONFLICT

The term for disagreement or confrontation between two or more groups and their members. This may involve physical violence, interpersonal discord and psychological tension....

ATTRITION

n. dropout or loss of participants during an experiment or during a clinical trial, which may cause imbalance in groups. Also known as experimental...

STIMULUS ERROR

an error in a response due to focusing on the meaning or semantic status of a stimulus instead of its properties. It is the...

EFFECT SIZE

The size of an effect in a study. See combing effect sizes- statistical significance.

DIVERGENT THINKING

Thinking that formulates new solutions to problems. Compare convergent thinking.

SIGNIFICANT OTHER

1. Your spouse or other person you have a committed relationship with. 2. A person with a profound influence on your emotional wellbeing and...

POPULATION STEREOTYPE

with regard to ergonomics, generalizations about the perceptual, mental, or physical traits of a set of users, which are pertinent to the modeling of...

SELECTIVE ATTENTION

Process whereby one pays attention only to messages that address a need or interest or are consistent with the individual's attitudes, opinions, and beliefs....

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