The article The Functional Outcomes of Total Knee Arthroplasty (R. Kane, K. Saleh, et
Chapter 5, Problem 5(choose chapter or problem)
The article “The Functional Outcomes of Total Knee Arthroplasty” (R. Kane, K. Saleh, et al., Journal of Bone and Joint Surgery, 2005:1719–1724) reports that out of 10,501 surgeries, 859 resulted in complications within six months of surgery.
Find a \(95 \%\) confidence interval for the proportion of surgeries that result in complications within six months.
Find a \(99 \%\) confidence interval for the proportion of surgeries that result in complications within six months.
A surgeon claims that the rate of complications is less than \(8.5 \%\). With what level of confidence can this claim be made?
Equation Transcription:
Text Transcription:
95%
99%
8.5%
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