One reason for preferring randomization to matching for establishing group equivalence is that
a. randomization involves more confounding.
b. we do not know all the relevant variables to match.
c. counterbalancing does not require randomization.
d. randomization guarantees group equivalence.
B
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b. astrocyte. c. glial cell. d. neuron.
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A) emotion B) arousal C) motivation D) valence
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Indicate whether the statement is true or false
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