Random assignment
A) increases confidence that the groups are the same at the start of the study.
B) is the best way to increase statistical power.
C) is difficult to include in experimental designs.
D) maximizes experimental variance.
Answer: A
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Observations and measurements that have been empirically determined and focus upon physical concepts are called:
A. moral laws B. divine laws C. natural law D. scientific laws
With the exception of the 1899 Refuse Act, most environmental protection legislation was passed during the ______.
A. 1920s and 1930s B. 1940s and 1950s C. 1960s and 1970s D. 1980s and 1990s
What is the central feature of the civil service system?
A. Merit-based, nonpolitical employment and promotion B. The fitting of job openings to agencies’ needs C. The development of elaborate job classifications D. The separation of political and nonpolitical positions E. A nonpunitive, competitive promotion system
A territory that organized a central government to protect itself during war and went on to build a national unified culture would be considered a _____
a. failed state b. state-first nation-state c. nation-first nation-state d. fragmented nation-state