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In hindsight, pre 9/11 Al-Qaeda terrorist attacks—terrible as they were—were only the prelude to far worse violence.
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- Credited for the invention of the telescope and discovered the moons of Jupiter.
- A book club wonders if fewer than 40 percent of students at a local university had read at least one book during the last year. To test the claim, the book club selected a random sample of students at the local university and recorded the number of students who had read at least one book during the last year. The club conducted a test with the hypotheses H0:p=0.40 versus Ha:p<0.40. The test yielded a p-value of 0.033. Assuming all conditions for inference were met, which of the following is an appropriate conclusion?
- Research Risks: Physical Risk : - Participants should be informed of the likelihood, severity, duration, and reversibility - Methods for treating the physical harm should also be discussed if appropriate Psychological Risks - Psychological harm- Participant selection that requires normality can cause psychological harm to those identified as abnormal Social Risks •- The major social risk is the breach of confidentiality (depends on the situation- in some ways you can't prevent) Economic Risks - Can participants afford to participate with travel costs, loss of work hours, or childcare responsibilities? (funding for reasearch is limited)