Which of the following is the most accurate statement with regard to random sampling and the representativeness of the sample obtained?
a. Random sampling always produces a representative sample.
b. Random sampling usually does not produce a representative sample.
c. Random sampling produces a representative sample about half the time.
d. Random sampling should produce a representative sample but does not always do so.
D
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Problem solving refers to the process by which we attempt to discover ways of achieving goals that do not seem readily attainable
a) True b) False
The goals of psychology are to _______
a) explore the conscious and unconscious functions of the human mind b) understand, compare, and analyze human behavior c) improve psychological well-being in all individuals from birth until death d) describe, explain, predict, and control behavior
Which of the following is an excitatory neurotransmitter that
participates in movement, autonomic function, learning, and memory with a deficiency in this neurotransmitter playing a role in Alzheimer's disease? a. norepinephrine b. acetylcholine c. serotonin d. glutamate
Leonard is attending school in the United States, and his cousin Hans is attending school in Germany. Compared to Leonard's college education, Hans' higher education is more likely to
A) present him with an unstructured transition into the workforce. B) emphasize vocational, rather than general, education. C) prepare him for adult life, rather than for the workforce. D) provide him with academic credentials.