Factorial designs have the advantage of decreasing error variance in the data, which tends to

a. increase the nonsystematic variance.
b. decease the systematic variance.
c. increase the statistical power.
d. decrease the statistical power.

c

Psychology

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People who live to see their 100th birthday are referred to as

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The amygdala contributes to learning by strengthening declarative memories about emotional events involving:

a. Good things that happen to you b. Surprising things that happen to you c. Bad things that happen to you d. All are strengthened, provided there is an emotional component

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