Final class 4.3 - Article analysis

Instructions

Please answer the following questions regarding this study on student use of devices during class. You will need your VPN on to access the study online.

Objective of the study

• Summarize the larger issue that the article is trying to understand.

Study protocol

• Please describe how the data is collected, what the sample size is, the specific response variable definition, what predictor variables were measured, and a summary of the nonresponse.
• What problems, if any, do you see with this study given the study protocol?
• Does the protocol provide a good test of the hypotheses? Why or why not?
• Do you agree with how the variables are defined to match the study concepts?

Summary data

• What does the summary data indicate about the hypotheses?
• How easy is it, in your opinion, to generalize the result of this sample to other situations and contexts?

Inference analysis

• Are the conditions for regression met for Table 2?
• Interpret the coefficients in Table 2 - is the magnitude of the coefficients large or small? What are the units?
• Can you think of any lurking variables missing from these regressions?

Discussion and conclusion

• How serious do you think the limitations of this study are? Can you think of other limitations?
• Do you feel the conclusion did a good job summarizing the statistical results?

Additional questions

• What are some areas that you felt the author(s) of the study were unclear on?
• What connections between the results and the argument were unclear?
• Write around 3 additional questions you still have after doing a careful analysis of the article.