- Mortality as a threat to internal validity : Mortality as a threat to internal validity refers to a difference in the dependent variable due to differential participant attrition from groups exposed to different levels of the independent variable.
Related Articles | |
Participant attrition at psychology-glossary.com | ■■■■■■■ |
Participant attrition refers to the loss of participants that occurs during the course of a research . . . 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 | |
Time-lag design at psychology-glossary.com | ■■■■■ |
Time-lag design refers to a quasi-experimental design similar to the cross-sectional design in which . . . Read More | |
Design stage at psychology-glossary.com | ■■■■■ |
Design stage refers to a stage in drawing in which children begin to combine shapes. In psychology, the . . . Read More | |
Experimental Condition at psychology-glossary.com | ■■■■■ |
Experimental Condition: Experimental condition in the psychology context refers to the specific environment, . . . Read More | |
Internal validity at psychology-glossary.com | ■■■■■ |
Internal validity refers to the certainty that experimental interventions did indeed cause the changes . . . 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 | |
Fatigue at psychology-glossary.com | ■■■■■ |
Fatigue refers to a loss of work capacity that results when the body depletes its energy and is unable . . . Read More | |
Assignment bias at psychology-glossary.com | ■■■■■ |
Assignment bias refers to a threat to internal validity that occurs when the process used to assign different . . . Read More | |
Diffusion at psychology-glossary.com | ■■■■■ |
Diffusion refers to a threat to internal validity that occurs when a treatment effect spreads from the . . . Read More |