Serum Antigen Level
The response of serum antigen level to AZT in 20 patients suffering AIDS.
data(sal)
A data frame with 20 observations on the following 2 variables.
level pre treatment.
level post treatment.
The data is given in Metha and Patel (2001), Table 8.1, page 181. Two-sided p-value for the Wilcoxon-Signed Rank Test: 0.0021 (page 183) or 0.0038 (asymptotically).
Cyrus R. Mehta & Nitin R. Patel (2001), StatXact-5 for Windows. Manual, Cytel Software Cooperation, Cambridge, USA
data(sal) attach(sal) wilcox.exact(pre, post, paired=TRUE, conf.int=TRUE) wilcox.exact(pre,post, paired=TRUE, conf.int=TRUE, exact=FALSE) detach(sal)
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