A research design in which the researcher directly manipulates the independent variable and the assignment to treatment is a(n):
A) experimental design.
B) quasi-experimental design.
C) observational design.
D) correlational design.
Ans: A) experimental design.
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According to the humanistic approach, people will be happy when
A. their immediate needs, such as money and shelter, are met. B. they establish meaningful personal relationships. C. their lives are free from problems. D. they move toward becoming fully functioning.
Jake is a psychologist, who is interested in how people's behaviors are affected by the language they speak, the foods they eat, the laws they obey, and the discipline methods they use with their children. Jake is most likely a __________ psychologist
a. learning b. cognitive c. community d. cultural
A control group in an experiment receives the experimental treatment
Indicate whether the statement is true or false
Random digit dialing is a sampling techniques that was developed in order to _____
a. obtain random samples c. check internal validity b. obtain matched samples d. check external validity