Humanities
PCN 540 Grand Canyon University Validity and Reliability in Research Discussion

PCN 540

Grand Canyon University

PCN

Question Description

I need help with a Psychology question. All explanations and answers will be used to help me learn.

250-350 words each, 1 resource each:

1. Describe and discuss validity and reliability. Identify the threats to experimental validity. How would you go about designing an experimental study that will control for/reduce any potential threats to validity and reliability in your study? Provide at least two reliable references used to justify your responses.

2. A good experimental design serves three purposes, what are those three purposes? Identify a research project that utilizes a quantitative method design. Explain how you would determine the validity and reliability to both the design and the methods of your research.

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Final Answer

Attached.

Running head: VALIDITY AND RELIABILITY IN RESEARCH

Validity and Reliability in Research
Student’s Name
Institution
Year

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VALIDITY AND RELIABILITY IN RESEARCH

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Validity and Reliability in Research
1. Describe and discuss validity and reliability. Identify the threats to experimental
validity. How would you go about designing an experimental study that will control
for/reduce any potential threats to validity and reliability in your study? Provide at
least two reliable references used to justify your responses.
Validity and reliability are two common concepts that are used to evaluate the quality of
research. In simple terms, validity refers to the extent to which scores from a measure represent
the variable they are intended to (Mohajan, 2017). Reliability, on the other hand, refers to the
measure of consistency in the research findings when an experiment is occasionally repeated
under the same conditions. To design an experimental study that would reduce potential threats
to validity, I would propose the randomization of the selection process of the participants of ...

CristinaP (13811)
UC Berkeley

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