One of the milestones of preoperational thought is the ability to _____.
A. display conservation
B. understand reversibility
C. think logically
D. use symbolic thought
D. use symbolic thought
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Which of the following is NOT true of an analysis of 200 bestselling and award-winning children's books?
a. They were nonsexist. b. Nearly twice as many male as female main characters were portrayed. c. Fathers were underrepresented and often withdrawn or ineffectual. d. Female characters were more nurturing and less likely to have an occupation.
An advantage of magnetic resonance imaging (MRI) over positron emission tomography (PET) is:
a. it can detect how specific tasks activate brain regions b. it can measure electrical activation c. it does not require the patient ingest any chemicals d. it is based on x-ray techniques
The practice of reciprocity is supported by formal correctional ethics.
Answer the following statement true (T) or false (F)
Non-parametric tests are ______ than parametric tests, which means the type II error is ______ for non-parametric tests.
A. more powerful; lower B. less powerful; lower C. more powerful; higher D. less powerful; higher