Answer the following statements true (T) or false (F)
1 External validity means an experiment defines operational variables in a normal, typical, or realistic way
2 Experimental psychologists seeking to determine cause-and-effect relations between variables tend to view external validity as more important than internal validity
3 A sample taken from a population is signified by a lowercase n
4 In the case method, only one individual is studied
5 Random assignment to groups is common when using the case method
1 True
2 False
3 True
4 True
5 False
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The "last stand" of mentalistic interpretations of animal behavior was the text ____ written by ____.?
a. ?Animal Intelligence; Thorndike b. ?The Animal Mind; Yerkes c. ?The Animal Mind; Washburn d. ?Animal Education; Turner e. ?Objective Psychology; Bekhterev
Which behavior is most suggestive of schizophrenia?
A. Alternation between one personality and another B. Outbursts of unprovoked violent behavior toward strangers C. Deterioration of daily functioning with disorganized speech and behavior D. Episodes of being unable to remember certain events of one's past
A baby has begun to crawl. This means:
a. myelin will soon form to coat motor neurons. b. a maturation process will be activated that will result in myelination of neurons by the end of the first year. c. myelination of neurons has already begun. d. myelin has nothing to do with this process.
In Piaget's theory, the stage of development between birth and 2 years of age, in which the individual uses senses and motor abilities to interact with objects in the environment, is called the __________ stage
a) concrete operations b) sensorimotor c) preoperational d) formal operations