Which of the following is an advantage of repeated measures over randomized groups designs?
a. order effects are possible
b. the experimental groups are likely to be more random
c. fewer participants are needed
d. fewer experimental conditions are used
e. repeated measures designs have no advantages over randomized groups designs
c
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Jon and Kate give consecutive speeches on opposing sides in a debate on solar energy. Audience members are asked to register their view a few weeks later. How might the order of the speeches affect the audience's decision?
a. It should yield a primacy effect. b. It should yield a subliminal effect. c. It should yield a regency effect. d. It should not have any effect.
A common four-stage progression of schizophrenic symptoms starts with a phase
a. predromal b. psychotic c. prodromal d. residual
A person who carries two dominant or two recessive genes is said to be ____ for that trait
a. heterozygous b. homozygous c. codominant d. corecessive
Studies about the effects of pain-relieving drugs on the health of the newborn baby have shown
A) consistent results that such pain-relieving drugs have serious long-term consequences. B) mixed results depending upon the drugs given and the amount administered. C) that the drugs have no significant short- or long-term effect on the newborn. D) uncertain results because it cannot be determined when the newborn's deficits are due to the drugs or genetics.