Psychological researchers today often use a .05 level of significance for their statistical tests. Who
is credited with first establishing this standard?
A) Sir Francis Galton B) Carl Jung
C) Sir Ronald Fisher D) Wilhelm Wundt
C
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In their research, both Pavlov and Thorndike sought a principle that would
a. be equally applicable to humans and nonhuman animals. b. show how the brain controls behavior. c. be easily replicated in other laboratories. d. describe how individual environments changed behavior and the neural mechanisms that underlie behavior. e. establish, once and for all, that the behavior of learning is like any other behavior in terms of its reliance on past experiences.
Based on research using imaging devices, the brains of persons with schizophrenia
appear to differ from the brains of those persons who do not have schizophrenia. The brains of persons having schizophrenia a. contain less gray matter. b. contain more gray matter. c. show deformities of the limbic system. d. show erratic firing of unmyelinated neurons. e. contain smaller lateral ventricles.