In order to experimentally prove that the independent variable is the cause and the dependent variable is the effect we would have to _____
a. observe the dependent variable in the presence of the independent variable
b. observe the dependent variable in the absence of the independent variable
c. observe changes in the independent variable when the dependent variable is manipulated
d. observe changes in the dependent variable when the independent variable is manipulated
D
We must change (manipulate) the cause (independent variable) and observe concomitant changes in the effect (dependent variable).
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Which of Noam Chomsky's linguistic concepts relates to how the human brain is uniquely and genetically predisposed to comprehend and produce language?
A. infant-directed speech B. nativist retrieval C. language-acquisition device D. universal grammar
Conner is 4 years old. He has developed a strong attachment to his mother and sees his father as a rival for her affections. According to Freud, which of the following stages is Connor in?
a. Phallic b. Latency c. Genital d. Fixation
Which of the following individuals is most likely to be dependent on barbiturates?
A. A teenaged boy who is often impulsive and aggressive B. An undereducated member of a minority group who has antisocial personality disorder C. An anxious young adult who takes the drugs to feel more confident D. Middle-aged and older persons who use them as sleeping pills
Improvements in information processing capacities that take place from childhood through adolescence result in advances in adolescents' ability to do what two things?
What will be an ideal response?