How might the selection of groups in observational studies affect the construct validity of the study?
a) Populations sampled from might be too general.
b) Populations sampled from might not be representative.
c) Subjects' status on the characteristic of interest might vary systematically.
d) Subjects might show random variation on other characteristics of interest.
Correct Answer: b
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You attend a lecture by a psychologist who suggests that people have many choices that cannot be understood by studying animals or maladjusted persons. Which psychological perspective is consistent with the points the psychologist presented?
a) behavioral b) humanistic c) functionalist d) psychodynamic
After neurons form, they mature during the processes of
A) synaptic pruning and myelination. B) synaptogenesis and myelination. C) synaptogenesis and glialysis. D) migration and synaptic pruning.