Two independent variables are confounded when
a. they both vary in the study
b. one varies and one does not
c. their separate effects cannot be tested
d. None of these are true
c
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In general, NCLB
a. improved the educational level in many states. b. improved the educational level in some states. c. did not have strong evidence that educational level was improved. d. did not affect educational system.
The preparedness theory of phobia suggests that:
A) there is a critical time period in which the body prepares for a phobic episode. B) we learn to fear objects because of classical conditioning. C) more women than men experience phobic disorders. D) we are instinctively predisposed towards certain fears.
Though no longer used, the word schizophrenogenic was first proposed in the 1940s to describe
A. an abusive and alcoholic father whose child became schizophrenic. B. an emotionally distant mother whose child became schizophrenic. C. divorced parents who had several psychotic children. D. a family in which relatives on both sides were psychotic.
_______ involve measuring the relationship between one variable and another.
a) Field experiments b) Laboratory experiments c) Correlational studies d) Case studies