Which of the following poses a serious problem when using a one-tailed
t test for dependent means?
A) The population of difference scores is even moderately different from normal.
B) The sample has less than 40 participants.
C) There is a ceiling effect in the test, which is likely to make the population of difference scores highly skewed.
D) Pretest and posttest scores are highly correlated with each other.
Answer: C
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Programs such as DARE are examples of which general policy?
a. interdiction b. treatment c. education d. prosecution
This term reflects rules codified by the society at large that tend to be written down and carry with them specific punishments for transgressing them:
a. sanctions b. positive law c. formal social controls d. living laws
What does the term research design refer to?
A. A systematic summary of previously conducted research related to the proposed study B. A diagram of the causal logic of the proposed study C. The overall logic of the research project, including what observational method will be used D. A statement of the underlying theory and how it is applied
People, organizations, and public issues appearing regularly on the covers of prominent magazines is a method used to
A. confer status. B. provide fortune. C. promote objectivity in reporting. D. celebrate events.