Examlex
The standard deviation is a measure of variability expressed as the square root of the sum of the squared deviations around the mean divided by the number of scores in the distribution.
Behavioral Model
A psychological framework focusing on the study and alteration of observable behaviors and external stimuli, rather than internal thoughts and feelings.
Crippling Fear
An intense, overwhelming fear that significantly impairs one's ability to function normally in daily life.
Phobia
An extreme or irrational fear of or aversion to something, which can significantly impact a person's daily life.
Cognitive Model
A conceptual framework for understanding how thoughts, feelings, and behaviors interact and influence each other.
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