Study design and Sampling

Answer the following questions about your assigned article: 1) Please provide reference page 2) Article is provided in the additional materials box.

1) What is the study design and type of the article (descriptive, correlational, quasi-experimental, or experimental)? What is one strength and one weakness of this study design?
2) What is one element that could have been controlled better to improve the validity of the study? (review threats to the four types of validity statistical conclusion, internal, construct, and external).
3) What was the specific sampling method used in this study? Were the inclusion and exclusion criteria clearly explained? Were the sampling method and inclusion criteria appropriate for this study?
4) Was power analysis or effect size (in QuanTitative studies) or data saturation (in QuaLitative studies) reported to verify the adequacy of the sample size?

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