Dr. Riley wanted to know if adolescent computer use has an immediate effect on sustained attention. Dr. Riley assigned participants into one of two groups (computer use vs. no computer use) by flipping a coin. Dr. Riley used
A) matching.
B) random assignment.
C) a correlational design.
D) a field experiment.
Answer: B
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Provide an example of stimulus discrimination training. Identify the SD and the S-delta
What will be an ideal response?
According to Murray, we need to know all of the following pieces of information except one in order to predict a woman's achievement behavior. Which one?
A. The strength of her need for Achievement B. Where her need for Achievement fits on her hierarchy of needs C. The press D. Her fear of failure
Random assignment of participants to conditions has the advantage over other methods of assignment in that:
a. it places equal numbers of participants in each group. b. it ensures that each condition precedes and follows every other condition equally often. c. it controls for known confounding variables. d. it controls for both known and unknown confounding variables.
In Erikson's developmental scheme, the fifth stage of development is called:
a. young adulthood b. adolescence c. middle adulthood d. late adulthood (old age)