If some outside event influences most of the people in a study between the time of the pretest and the posttest, this would be an?

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22-08-2022
Social Studies

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If some outside event influences most of the people in a study between the time of the pretest and the posttest, this would be an?

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vipinkumar69547 vipinkumar69547 · Answer 1 · 2022-08-27T15:16:15+02:00

If some outside event influences most of the people in a study between the time of the pretest and the posttest, this would be an history threat.

The degree to which a cause-and-effect link found in a study cannot be explained by other factors is known as internal validity. The conclusions of a causal relationship are reliable and credible when they have internal validity. An experiment is unable to show a relationship between two variables that is causal without having strong internal validity. In order to conduct a solid study, it is crucial to identify and address threats to internal validity in the research design. The threats to internal validity are History, maturation, instrumentation, testing, selection bias, regression to the mean, social interaction and attrition.

To know more about internal validity refer:

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