According the Global Peace Index, the United States falls within which category of peace?
A. very high
B. high
C. medium
D. low
C. medium
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Increased education does not appear to cause an increase in verbal ability
a. true b. false
According to Peter Adler and Patricia Adler, which writing style of ethnographic writing is usually formal, "stiff," and "tight" and close to scientific writing?
A. Classic. B. Mainstream. C. Postmodern. D. Public. E. None of the above.
Bill conducted an experiment to determine the effectiveness of a drug prevention program in high school. This group was compared to students at another high school that did not take part in the program. The students were given an exam before and after taking part in the program. As the students completed the posttest, many realized that it was the same test they took before the program and put in
random answers, as teenagers would. This is a case of what invalidity problem? a. history b. maturation c. instrumentation d. testing e. mortality
Which of the following is(are) NOT an assumption underlying the use of inferential statistics?
a. sample must be drawn from the population about which inferences are to be made b. nonprobability sampling c. 100% completion rate d. sampling with replacement e. simple random sampling.