- History as a threat to internal validity : History as a threat to internal validity is a change in the dependent variable due to the occurrence of an event between the testing of levels of the independent variable.
Related Articles | |
Mortality as a threat to internal validity at psychology-glossary.com | ■■■■■■■ |
Mortality as a threat to internal validity : Mortality as a threat to internal validity refers to a difference . . . Read More | |
Variable at psychology-glossary.com | ■■■■■■ |
Variable refers to a dimension along which people, things, or events differ In the psychology context, . . . Read More | |
Differential effects at psychology-glossary.com | ■■■■■ |
Differential effects is a term used in a Research study that refers to the time related threats to internal . . . Read More | |
Interactions with selection at psychology-glossary.com | ■■■■■ |
Interactions with selection is a threat to internal validity caused by a validity threat such as maturation . . . Read More | |
Experimental method at psychology-glossary.com | ■■■■■ |
Experimental method refers to a research method used to uncover cause-and-effect relationships between . . . Read More | |
Manipulation at psychology-glossary.com | ■■■■■ |
Manipulation is defined as the alteration of a variable by an experimenter in expectation that the alteration . . . Read More | |
Null hypothesis at psychology-glossary.com | ■■■■■ |
Null hypothesis the hypothesis alternative to a primary hypothesis, stating that there is no relationship . . . Read More | |
Independant Variable at psychology-glossary.com | ■■■■■ |
Independant Variable: Independent variable in the psychology context refers to the variable that is manipulated . . . Read More | |
Intervening variable at psychology-glossary.com | ■■■■■ |
Intervening variable refers to a third variable that can often explain the relationship between two (2) . . . Read More | |
Instrumentation at psychology-glossary.com | ■■■■■ |
Instrumentation refers to a threat to internal validity from changes in the measurement instrument that . . . Read More |