The fundamental purpose of a theory is to ________
A) provide practical applications for observed data
B) generate statistical analyses for further exploration
C) explain some particular group of events or processes
D) unify all the known factors that contribute to human behavior
E) produce evidence in support of a hypothesis
Answer: C
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Zachary observes a statistically significant negative correlation between binge drinking and grades among college students. Which of the following is true?
a. There is a 5 percent probability or less that this correlation occurred by chance. b. There is a 5% probability or less that there is a practically important relationship. c. Zachary will probably try to replicate his findings by conducting an experiment. d. Zachary behaved unethically by identifying students who binge drink without intervening.
Studies have demonstrated that we attend to only a fraction of the sensory information that the brain receives. Based on this information, William James would be MOST interested in which research question?
A) What are the basic elements of sensory information? B) Do unattended sensory experiences exist in the unconscious? C) Will more information be perceived if participants are reinforced by cash incentives for better attention? D) Why might it be advantageous for the mind to filter out most sensory information?
Views toward homosexuality as abnormal began to change in the 1950s through the work of ____
a. Iwan Bloch c. Alfred Kinsey b. Richard von Krafft-Ebing d. Evelyn Hooker
Experimental contamination occurs when
a. the experimenter informs participants of his or her hypotheses b. participants are not randomly assigned to conditions c. a variable unrelated to the study affects participants' responses d. participants in different conditions interact with one another e. a pretest-posttest design is used