experimental article analysis

Assignment :Experimental Article Analysis

For this assignment, read the following article (available on blackboard):

Braga, Anthony, et al. 1999. “Problem-Oriented Policing in Violent Crime Places: A

Randomized Controlled Experiment” Criminology

Then answer the following questions while supporting your reasoning as succinctly as possible. Be certain to answer each question

assignments is a MS Word document.

Summarize in your own words: What are the primary independent and dependent variables? What are the main findings?
What are the strengths of experimental methods for this research problem relative to other methods? Do you believe the methods selected are ideal for the research question? Justify your reasoning.
What are the requirements for a true experiment? For causal effect? List and describe each. Then systematically consider to what extent these are represented in the article. Do you believe the article qualifies as a “true experiment”? Justify your reasoning.
What is internal validity? Are there any things that were done to ensure that internal validity was maximized in this study? Identity as many specific instances as possible if so, and justify why these are exemplary with reasoning.
Consider possible threats to internal validity. Among common threats to internal validity, which may apply to this study, and which are mitigated?
What is external validity? Are there any ways external validity was ensured in design? If so, identity specific instances. To what extent does this study possess external validity in you mind?
What is generalizability? To what extent is this study generalizable in your mind? If so, justify your reasoning why? If not, identify limits to generalizability, and where future research should go from here.