When psychologists have revised the IQ tests every few years, what has been the trend?
a. Each revision uses simpler vocabulary and sentence structure.
b. Each revision makes the test easier.
c. Each revision makes the test more difficult.
d. Each revision decreases the amount of variation in scores.
c
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Your study partner states that he is still having difficulty understanding the neurological systems that regulate stress. You suggest that he start by reviewing the
A. hypothalamus pituitary axis (HPA). B. adrenal pituitary axis (APA). C. adrenal cortisol axis (ACA). D. coronary hormone axis (CHA).
In research design, a critical source of confounding in an experiment occurs through the use of
a. randomization. b. nonequivalent groups. c. controlling of extraneous variables. d. systematic variance produced by the independent variable.
A(n) ________ is an alternate form of a gene—generally one comes from the mother and one comes from the father
a. phenotype b. genotype c. allele d. polygenic inheritance
Junaid is making minor household repairs. He uses a pan as a hammer and a small nail clipper as a screwdriver. Which of the following statements best characterizes Junaid's problem solving?
A. He is using the representative heuristic. B. He is using trial and error. C. He is forming subgoals. D. He has been released from functional fixedness.