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Psychology Glossary: V Index
These are brief definitions of psychology terms beginning with V. Click on the term for a more detailed definition.
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Validity Definition
Validity is the extent to which a test measures what it claims to measure...
Variable Definition
A variable is something that can be changed, such as a characteristic or value...
Variable-Interval Schedule Definition
A variable-interval schedule is a schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed...
Variable-Ratio Schedule Definition
A variable-ratio schedule is a schedule of reinforcement where a response is reinforced after an unpredictable number of responses...
Visual Cliff Definition
A visual cliff involves an apparent, but not actual drop from one surface to another. This tool was originally developed to determine if infants had developed depth perception...