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QUESTION
Research paper
Threats to internal and external validity in the study
Respond to the following:
a. Using the attached article, identify the specific threats to internal validity in the study.
b. Identity the threats to external validity in the study.
Word count is a minimum of 250 words.
Article and citation must be attached.
Must be written in APA format.
Files:
1knhlyqnfj.pdf
