Re: [R] [R-pkgs] survey package (3.18)

2009-12-10 Thread David Winsemius
On Dec 10, 2009, at 1:41 PM, Brad Fulton wrote: Does the survey package have a function similar to prop.test() Or is there a way to use svyciprop() to perform a Chi-square test to see if the difference in proportions is significant? That would only give you CIs around the separate propo

Re: [R] [R-pkgs] survey package (3.18)

2009-12-10 Thread Brad Fulton
Does the survey package have a function similar to prop.test() Or is there a way to use svyciprop() to perform a Chi-square test to see if the difference in proportions is significant? I'm comparing liberal congregations with conservative congregations in their sponsorship of HIV/AIDS programs.

[R] [R-pkgs] survey package (3.18)

2009-09-23 Thread Thomas Lumley
Version 3.18 of the survey package is now percolating through CRAN. Since the last announcement on this list, in February, the main additions are - standard errors for survival curves (both Kaplan-Meier and Cox model) - svyciprop() for confidence intervals on proportions, especially in small