R: Serum Antigen Level

sal {exactRankTests} | R Documentation

## Serum Antigen Level

### Description

The response of serum antigen level to AZT in 20 patients suffering AIDS.

### Usage

    data(sal)

### Format

A data frame with 20 observations on the following 2 variables.

pre

  level pre treatment.

post

  level post treatment.

### Details

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).

### References

Cyrus R. Mehta & Nitin R. Patel (2001), StatXact-5 for Windows. Manual, Cytel Software Cooperation, Cambridge, USA

### Examples

    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)

[Package exactRankTests version 0.8-29 Index]