meta analysis enables researchers to decide whether the effects of an independent variable are reliable across studies
What research methodology was employed for the experiment on violent movies?
Participants in a study being conducted by researchers view either a violent or nonviolent movie. After watching the movie, the subjects' saliva is collected by the researchers, who then test it for testosterone levels.
By social risks to internal validity, what do you mean?
Internal validity is at risk from social dangers when people react negatively to events that have an impact on both them and other people. In a research investigation, it's critical to pinpoint the dangers to internal validity. This will assist the researchers in creating a study control measure.
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