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| Experimental research at psychology-glossary.com | ■■■ |
Experimental research is defined essentially as research in which the causal (independent ) variable(s) . . . Read More | |
| Apnea index at psychology-glossary.com | ■■■ |
Apnea index (AI) refers to a measure of the severity of sleep apneathe number of apnea events per hour. . . . Read More | |
| Cohort at psychology-glossary.com | ■■■ |
Cohort refers to a group of individuals sharing certain significant social characteristics in common, . . . Read More | |
| Dysmenorrhea at psychology-glossary.com | ■■■ |
Dysmenorrhea refers to painful menstruation. Dysmenorrhea is a medical term used to describe painful . . . Read More | |
| Time-series design at psychology-glossary.com | ■■■ |
Time-series design refers to a quasi-experimental research design consisting of a series of observations . . . 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 | |
| Common-law marriage at psychology-glossary.com | ■■■ |
Common-law marriage refers to a marriage existing by mutual agreement between a man and a woman, or by . . . Read More | |
| Longitudinal studies at psychology-glossary.com | ■■■ |
Longitudinal studies are studies in which a group of individuals is investigated over a relatively long . . . Read More | |
| Life span at psychology-glossary.com | ■■■ |
Life span refers to the typical length of time that any particular organism can be expected to live. . . . Read More | |
| Lumbar at psychology-glossary.com | ■■■ |
Lumbar refers to the lower end of the spine, usually known as the "small of the back", is known as the . . . Read More | |