Why not use more control variables, rather than depend on randomization as the means of controlling extraneous variables?
Answer to relevant QuestionsResearchers seek causal relationships by either experimental or ex post facto research designs.(a) In what ways are these two approaches similar?(b) In what ways are they different?Use the eight design descriptors in Exhibit 6-3 to profile the research described in the Chapter Snapshots.Distinguish between structured, semistructured, and unstructured interviews.What ethical risks are involved in observation? In the use of unobtrusive measures? The Casey Anthony murder trial garnered headlines around the world, not just for the gavel-to-gavel news coverage it received but for the ‘not guilty’ verdict on murder for the death of her daughter, Caylee. Casey was ...
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