Correlations are valuable because they allow psychologists to
A. create change in people's lives.
B. make predictions based on the way two variables covary.
C. describe, predict, and understand the causes of psychological phenomena.
D. all of these
B. make predictions based on the way two variables covary.
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Extinction in operant conditioning involves:
A) presenting the reinforcer when the behaviour does not occur. B) no longer presenting the reinforcer when the response occurs. C) repeatedly presenting the CS without the US. D) not presenting the discriminative stimulus, which signals the opportunity to respond.
The major difference between the original idea of Short-Term Memory and the newer concept of 'working memory' is
a. the original idea of STM was primarily template-based image processing. b. the newer idea of working memory includes a visual-spatial sketchpad, and a central executive in addition to the phonological rehearsal loop. c. the newer idea of working memory states that ideas that do not work very well are unlikely to be remembered. d. working memory denies the distinction between Short-Term Memory and Long-term Memory.
Type-2 diabetes is becoming more common in school-age American children because
A) there are more genetic anomalies caused by industrialization. B) rates of infection by antibiotic-resistant bacteria are rising. C) sugar has been replaced by high-fructose corn syrup in most foods. D) more children are becoming obese.
A token economy approach to treatment is based on principles from the abnormal behavior.
A) cognitive view B) biological view C) behavioral view D) humanistic view