ordinal.chisq: Chisq test for ordinal values
In EMA: Easy Microarray Data Analysis

Description Usage Arguments Details Value Author(s) Examples

This function computes a chisq test for ordinal values

1	ordinal.chisq(x)

`x`	a contingency table with ordinal values in column

This function applies a ordinal chisq test as described in http://www.uvm.edu/~dhowell/StatPages/More_Stuff/OrdinalChisq/OrdinalChiSq.html. The results are identical to those returned by SPSS

Chisq statistics and pvalues

Nicolas Servant, Eleonore Gravier, Pierre Gestraud, Cecile Laurent, Caroline Paccard, Anne Biton, Jonas Mandel, Bernard Asselain, Emmanuel Barillot, Philippe Hupe

##General hypothesis : was that participants who had experienced more traumatic events
## during childhood would be more likely to drop out of treatment.
trau=matrix(c(25,13,9,10,6,31,21,6,2,3), byrow=TRUE, nrow=2)
colnames(trau)<-c("0","1","2","3","4+")
rownames(trau)<-c("dropout","remain")
ordinal.chisq(trau)

##Association between grade and local breast cancer relapse
grade <- matrix(c(16,42,71,4,27,49), ncol=3, byrow=TRUE)
colnames(grade)<-c("low", "intermediate","high")
rownames(grade)<-c("0", "1")

ordinal.chisq(grade)