In a true experiment, the researcher _______ variables, and in a quasi-experiment the researcher _______ variables
a. manipulates, observes
b. observes manipulates
c. controls, assigns
d. assigns, records
a
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Which of the following areas of the brain appears to be most related to memory storage?
A. cerebellum B. medulla C. hippocampus D. hypothalamus
Current thinking indicates that many people with schizophrenia have multiple genes that work together to help produce the disorder. This is known as a
a. multi-genic model. b. polygenic model. c. multiple gene model. d. genetics model.
Professor Wallace, who is notorious for her essay exams, was approached by a student who asked to retake the exam, but in a different form such as multiple choice. The student claimed that he knew and understood the material and he could demonstrate it better on a multiple-choice exam. Why would he make such a claim?
A. Essay tests require the student to study more. B. Performance on retrieval-based tests tends to be better than that on recall-based tests. C. Essay tests are more difficult, since there can be more than one right answer. D. Tests of recognition, like a multiple choice test, are more difficult than essay tests.
A correlation coefficient of +1.00 is to _____ as a correlation coefficient of –1.00 is to _____
a. perfect relationship; perfect relationship b. perfect relationship; no relationship c. straight linear relationship; curvilinear relationship d. curvilinear relationship; straight linear relationship