Question

a recent study investigated whether watching cat videos online causes viewers to have less stress. the study recruited a diverse sample of online participants and had them watch a video of kittens. the participants were then given a 5-item questionnaire about their current stress levels. participants seemed to have less stress after watching the video, and a statistical test showed a strong effect. which types of validity were not established in this study, and which were reasonably met? not established in the study

Answer 1

The types of validity that were not established in this study is internal validity and the Reasonably not met are: external, construct, statistical.

What is Internal Validity?

Internal validity can be described as the extent  that a particular  study can bring about the establishment of  a trustworthy cause-and-effect relationship which can be set between the  treatment as well as the  outcome.

In conclusion,  Internal validity let us understand that a  study can makes it possible to eliminate alternative explanations as regards  finding, hence The types of validity that were not established in this study is internal validity and the Reasonably not met are: external, construct, statistical.

Learn more about work internal validity at:

brainly.com/question/12053427

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