Laura conducted a study to determine whether her new "puppet" therapy works better than the traditional "talking" therapy. After randomly assigning her own patients to either the "puppet" or "talking" group, Laura herself administered the therapy. This study is most obviously flawed due to the potential for
A. random variables.
B. experimenter bias.
C. the placebo effect.
D. participant expectations.
Answer: B
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Piaget believed that the appearance-reality distinction appeared at what age?
a. Age 3. b. Age 4. c. Age 5. d. Not until age 7 or 8.
The point of sensitivity at which the least amount of change in a stimulus gives rise to a change in a sensation is a definition of ____.?
a. ?the just noticeable difference b. ?the absolute threshold c. ?Weber's Law d. ?the differential threshold e. ?the stimulus change threshold
Psychologists have been reluctant to study personality differences in animals because . . .
a. Very few psychologists have pets b. They feared their conclusions would be dismissed as anthropomorphic c. Animal research is more costly than human research d. There are few practical applications
Secondary prevention involves
stopping a problem before it begins. responding to the first warning signs of a problem. getting children out of abusive situations. removing the second child if the first has been abused.