The extent to which research can be generalized to real-life situations is known as
a. reactivity
b. ecological validity.
c. research validation.
d. experimenter effects.
b
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A combination of the hormones aldosterone and angiotensin II leads to an increase in preference for ____ tastes
a. sweet b. sour c. salty d. bitter
The external, or visible, part of the ear is called the
a. cochlea. b. pinna. c. inner ear. d. tympanic membrane.
Penfield's claim that the brain records the past like a "strip of movie film, complete with sound track" is an exaggeration since
a. memories are stored in auditory images only, not visual ones. b. memories are stored in visual images only, not auditory ones. c. many events never get past sensory or short-term memory. d. no long-past forgotten memories have ever been elicited through brain stimulation, only recently stored memories.
In a __________, each member of a population has an equal chance of being selected to participate
a. random sample c. stratified sample b. selection sample d. free sample