search for: v751

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2006 Aug 21
1
"vcov" error in svyby and svytable functions
Hi, I'm trying to compute survey svytable statistic on subsets by using the svyby function. Here is the code: b<-svyby(~V024+V751, by=~V025, design=strat2, svytable, round=TRUE) The vars, V024, V751 and V025 are factors. The by var has 2 levels, and hence there will be two subsets. strat2 is created by the svydesign function. It's giving me the following error: > b<-svyby(~V024+V751, by=~V025, design=strat2, svyt...
2006 Aug 18
3
Lattice package par.settings/trellis.par.settings questions
Hi All, I'm trying to modify some of the default graphic parameters in a conditional histogram. While I was able to change the default grey background to white, I couldn't change the axis.font or the xlab font. I used the following code: /histogram(~V751|V013+V025, finalbase, xlab="Heard of HIV/AIDS (No/Yes)", col=c("cyan","magenta"), par.settings=list(background="white")) /The arguments for example like /axis.font=2/, or /cex=2/ are not working in the /par.settings(). /I also tried to read the manual of...