Write an essay that explains the importance of external validity to a research study

Please make sure that you follow all the professor instructions because it will affect the grade. Make sure it is our work and not copy and paste off someone else work. Please read the study guide. watch out for spelling errors and grammar errors. This sis a DBA course and needs to be done on this level. Use thte APA 7th edition format.

Book reference: Gliner, J. A., Morgan, G. A., Leech, N. L. (2017). Research methods in applied settings: An integrated approach to design and analysis (3rd ed.). Routledge. https://online.vitalsource.com/#/books/9781317526896 

Instructions

Write an essay that explains the importance of external validity to a research study. Include an explanation of the differences between internal and external validity and an analysis of the threats to both internal and external validity. Be sure to include an introduction, and support your essay with a minimum of three references.

Your paper should be two pages in length, not counting the title or reference pages. The paper must follow APA formatting.

Resources

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