We can estimate the probability that sample means and proportions lie within a given distance of the population value because these statistics are
a. unbiased
b. efficient
c. random
d. biased
a
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Durkheim observed that, whenever a group of people has a strong conviction,
a. religion doesn't matter. b. that conviction always takes on a religious character. c. they fight among themselves. d. they work to make the world a better place.
Brian Barry's description of pro-life forces includes all of the following EXCEPT
A. a healthy fear of death. B. a willingness to struggle and suffer if necessary. C. a belief that problems are inherently unsolvable. D. a belief that problems can promote growth.
How did many of the Chicanas interviewed find new employers?
a. informal networks b. current employers c.newspaper ads d. unemployment agencies
SAGE News Clips: Service Dogs and PTSD RecoveryDescription: Retired Army sergeant Joe Aguirre is now participating in the Department of Veteran's Affairs study on Post-Traumatic Stress Disorder (PTSD). The study wants to find out if service dogs help PTSD sufferers get better or just feel better. Watch this video to learn some critiques of the study's research design.Click on the above link to access the Interactive eBook. Once you've signed in, scroll to page 42, and watch the video. When you've finished watching the video, come back to the test, and answer the following questions:When the critics of this study claim that it may not be the dog that is helping the soldiers "get better," but rather other social factors, they are describing what researchers call a ______ instead of a causal
relationship between the variables. A. positive relationship B. negative relationship C. spurious relationship D. neutral relationship