You hypothesize that low social class causes poor school grades. You find that the correlation between low social class and school grades is .01 ) What can you conclude?
a) Your hypothesis may be correct, but longitudinal research is indicated to reach a firm conclusion.
b) Your hypothesis is probably incorrect.
c) Your hypothesis has not been tested, because a correlational study cannot answer questions about cause and effect.
d) It is probably poor school grades that lead to low social class.
b
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Which of the following would be considered a measure of crystallized intelligence?
a. a vocabulary test b. a test of spatial ability c. an analogies test d. a measure of abstract reasoning
Which brain structure is recognized as playing a central role in panic attacks?
a. Amygdala b. Cerebellum c. Hippocampus d. Locus coeruleus
What substance that would increase hunger?
A. Ghrelin B. Peptide YY3-36 (PYY) C. Cholecystokinin (CCK) D. Leptin
Which of the following is an essential feature of the Thematic Apperception Test (TAT)?
A. Subjects are given a pair of statements and asked to indicate which statement in the pair is more true of them. B. Subjects are given an ambiguous stimulus and asked to describe and interpret what is going on. C. Subjects are given a list of human acts and asked to categorize them under different personality traits. D. Subjects are made to sit in a darkened room and watch a glowing rod surrounded by a glowing square frame.