Which of the following is not an example of a quasi-experimental, within-subjects research design?
a. Longitudinal design
b. One-group pretest-posttest design
c. Interrupted time-series design
d. Between-subjects factorial design
d
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In the United States, who visited 18 states within a three-year period, bringing about institutional reforms in most of those states?
a. Pinel b. Rush c. Tuke d. Dix
At the Rise and Shine preschool, Maggie, Elaine, and Tony were playing in the "dress-up" corner. Maggie said, "I'm the mommy and I'm making you both a good dinner." Elaine said, "I'm not your child, I'm a famous movie star, and I'm getting an award." Tony said, "I'm a fireman, and I was called to save a cat stuck in a tree." The children appear to be occupied in what type of play?
A) Associative B) Cooperative C) Parallel D) Unoccupied
When a premature infant with a low birthweight is placed in an incubator, oxygen is carefully monitored because too _____ of a concentration of oxygen _____
a) high; can damage the baby's retinas, leading to permanent blindness b) low; can damage the baby's retinas, leading to permanent blindness c) low; can prove to be fatal for the baby d) high; can prove to be fatal for the baby
Epidemiological studies __________.
A. neither point to potential causal factors nor control for selection factors B. point to potential causal factors but do not control for selection factors C. control for selection factors but do not point to potential causal factors D. control for selection factors and point to potential causal factors