UCI Education & Teaching Research Statistics & Variables Questions
1.A psychology instructor surveys three sections of a first-year psychology course totaling 1000 students. The psychology instructor finds that SAT scores and the amount of money the students were currently carrying had a correlation of r=.07 with a p-value of 0.001. The psychology instructor claims the results were statistically significant but were not practically significant. Explain the difference between these two concepts using the results from the psychology instructor’s survey.
2. A researcher examined the relationship between violent video games and bullying. She found that adolescents who played more violent video games exhibited more bullying behavior. The researcher would like to say that the violent video games caused this increase in behavior. Is this appropriate based on the current information and if not, what other step(s) would the researcher need to take for this statement to be plausible?
3. Regarding mixed methods research, some theorists support a position of pragmatism. Do you agree or disagree with this viewpoint? Be sure to discuss the advantages and disadvantages of mixed methods research in your answer.
4. Use the following table to interpret the relationship between the variables showing the strongest relationship
5.Compare and contrast the researcher’s role in qualitative and quantitative research. Be sure to include (1) philosophical differences that drive these differences and (2) differences in data types.
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