In describing memory, psychologists refer to the momentary sensory memory of a visual stimulus as:
a. implicit memory
b. iconic memory
c. echoic memory
d. a flashbulb memory
B
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Studies comparing language-impaired children with and without a positive family history for a language-based learning disability suggest that children with a positive family history may inherit ____
a. co-morbid behavior problems b. temporal processing deficits c. structural abnormalities in the temporal lobe d. brain lesions in a pinpointed region
_____ are often prescribed to treat _____.
A) Benzodiazepines; chronic pain B) Stimulants; anxiety disorders C) Stimulants; major depressive disorder D) Benzodiazepines; panic disorder
Which of the following is a potential confound in twin studies?
A. Fraternal twins share fewer genes than identical twins. B. Both identical and fraternal twins share prenatal environments. C. Identical twins, because they look the same, may have a more similar postnatal environment than fraternal twins. D. Genes only account for part of fraternal twins' similarities.
Dr. Paulus conducts a study that compares the success of two 8-week weight-loss regimens. She uses statistics to compare the mean number of pounds lost by participants in each condition and comes up with a p-value of .08 . What is the safest conclusion for her to draw?
a. The results of the study are statistically significant. b. The difference in mean weight loss between groups may have been caused by chance alone. c. The difference in mean weight loss between groups was too great to have been a chance finding. d. One could expect similar levels of weight loss in the population at large.