Differentiate between twin studies and adoption studies.
What will be an ideal response?
Twin studies looked at MZ twins separated at birth and raised in different homes. Adoption studies looked at children separated at an early age and reared by adoptive parents.
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Kim's pupils have just become quite large. She is most likely looking at
a. something that makes her angry. b. something that makes her afraid. c. something she has seen many times before. d. something that she is very interested in.
Describe the features that tend to promote cooperation in a prisoner's dilemma game
What will be an ideal response?
To determine whether a new drug decreases self-injurious behavior, the researcher measures the self-injurious behavior of 3 children, and then gives the drug to the first child after one week. After two weeks of baseline, the second child gets the drug and after 3 weeks of baseline, the third child gets the drug. This is an example of a(n)___________ design
a. multiple baseline across subjects b. changing criterion c. multiple baseline across behaviors d. alternating treatments
A major limitation of archival research is that
a. most archival data are nonscientific b. archival data are not always factual c. records and data are often difficult to obtain d. biases may be present in the records or data