x. (2 pts.) What is the 5 year survival rate? (Please maintain page break; with #9 at top of next page) 9. (3 pts.) A ra
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x. (2 pts.) What is the 5 year survival rate? (Please maintain page break; with #9 at top of next page) 9. (3 pts.) A ra
company has developed a drug for treating elevated triglycerides. Researchers were curious to see if effect of the drug would be impacted by current treatments, including statins and exercise. Thus, a factorial study design was undertaken to assess effectiveness of a novel drug either: alone; along with statins; or along with exercise. It was found that the drug significantly reduced triglyceride levels when used alone or in conjunction with exercise, but had no effect when combined with statins. This finding indicates and should be interpreted as: a. Indicates systematic error; should be interpreted as the study was inherently flawed and cannot be relied upon b. Indicates confounding; should be interpreted cautiously but suggestive that the drug has no effect in any patients c. Indicates confounding; should be interpreted cautiously but suggestive that the drug is effective in all patients d. Indicates interaction; should be interpreted as suggesting the drug is likely effective under some, but not all circumstances e. Indicates interaction; should be interpreted as suggesting the drug is likely effective under all circumstances and for all patients
x. (2 pts.) What is the 5 year survival rate? (Please maintain page break; with #9 at top of next page) 9. (3 pts.) A randomized trial comparing the efficacy of two drugs showed a difference between the true (with a p-value <.05). In reality, the two drugs do not differ. This is therefore an example of: a. Type I error b. Type II error c. Random error d. Systematic error 10. (3 pts.) A