answer discussion questions 250 words ( 2 or more references) #1Compare validity and reliability and explain why measurement tools used for your DPI Project need to be valid and reliable. How do prim


#1Compare validity and reliability and explain why measurement tools used for your DPI Project need to be valid and reliable. How do primary quantitative research studies do this?  Discuss one of the  primary research articles you identified, the methods, sample, and research design of which resulted in strong validity and reliability. Explain how these will ensure data quality and how you measure it for your DPI Project.

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