Which of the following statements is true about systematic variance?
A. It is small when the difference between group means is small.
B. It is otherwise known as within-group variance.
C. It is usually excluded from F tests and t tests in analyzing the relationship between variables.
D. It is the deviation of scores among individuals in a group.
Answer: A
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Franz Gall made several assertions about brain areas and their functioning. However, Gall did not assume that ____
a. ?brain areas were organized into networks that control specific functions b. ?particular brain areas controlled particular aspects of mental life c. ?brain areas got bigger as people used them d. ?each brain area was associated with a certain personality trait
When a researcher tries to identify which structures in the brain control specific psychological or behavioral functions, such as recognizing faces or moving the hands, the basic research strategy is called
a. localization of function. b. constraint-induced analysis. c. functional lateralization. d. neuroplastic analysis.
In which of the following countries are dizygotic twins most common?
Canada Scotland United States Nigeria
The ideal person (maximally physically and psychologically healthy) is likely to be:
a. completely internal b. completely external c. a blend of internal and external orientations d. competitive, but not cooperative