search for: dietpercept

Displaying 1 result from an estimated 1 matches for "dietpercept".

2007 May 18
1
svychisq
Dear All I am trying to use svychisq with a two-dimensional table 4 x 5. The command I am using is summary(svytable(~dietperception+dietstatus,dudleyls1rake,na.rm=TRUE),"C hisq") It is throwing up an error message as follows: Error in NCOL(y) : only 0's may be mixed with negative subscripts In addition: Warning messages: 1: is.na() applied to non-(list or vector) in: is.na(rowvar) 2: is.na() applied to n...