Why is the inclusion of a comparison group important for an experiment?

Why is the inclusion of a comparison group important for an experiment? Relate the concept of a comparison group to the discussion of why research is better than experience (Ch. 2) and to the following threats to internal validity: matura3on, history, regression to the mean, and tes3ng. (Ch. 11) Why might researchers need to consider … Read more

Compare and contrast written language use between common slang (as evidenced in texting, informal papers, emails, etc) and the formal language expected in college writing assignments.

Compare and contrast written language use between common slang (as evidenced in texting, informal papers, emails, etc) and the formal language expected in college writing assignments. What do these two language types share, and what differences can you find between the two? Consider the languages’ purpose, use in different situations, impact on others, comfort for … Read more

Conduct a correlational analysis on a particular data set and report the findings in the context of a hypothetical research example.

Correlations and Significance Conduct a correlational analysis on a particular data set and report the findings in the context of a hypothetical research example. Statistical and practical significance of the findings will also be reported.