What are the limits of working memory? Describe specific experiments to support your
answer.
What will be an ideal response?
The answer should describe the procedure in the Peterson and Peterson (1959) study in
which it was discovered that the duration of short-term memory was about 20 seconds at best.
The answer should also describe Miller's concept of the "magical number seven, plus or minus
two." Finally, the answer should describe the importance of chunking, which appears to "expand"
the capacity of short-term memory.
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The notion that people seek to reduce anxiety when their cognitions and behaviors do not
correspond is called a. elaboration likelihood. b. the fundamental attribution error. c. attribution. d. cognitive dissonance. e. the false consensus effect.
What may account for the widespread use of punishment in the "real world?"
(a) its permanence (b) its immediate effect is negatively reinforcing to the person doing the punishing (c) it has relatively unimportant negative side effects (d) so many people know and agree with Skinner's work
Ten-year-old Gemma is presented with a stream of numbers on a computer screen. She is asked to press a button whenever the two-digit sequence of a "5" followed by a "7" appears. Gemma's __________ attention is being tested
A) adaptive B) selective C) planful D) productive
The part of a neuron which contains the nucleus and has a complete set of the neuron's chromosomes and genes is the ________
a. cell membrane b. axon c. dendrite d. cell body