Re: [R] Analog of least significant difference error bars for proportions

2011-05-24 Thread Richard Friedman
Friedman fried...@cancercenter.columbia.edu Cc: r-help@r-project.org Subject: Re: [R] Analog of least significant difference error bars for proportions Message-ID: 4ddaf5c4.3080...@xtra.co.nz Content-Type: text/plain On 24/05/11 11:23, Richard Friedman wrote: Dear R-list, In the R-book

[R] Analog of least significant difference error bars for proportions

2011-05-23 Thread Richard Friedman
Dear R-list, In the R-book, p.464, Michael Crawley recommends that error bars for bar plots of normally distributed continuous response variables with categorical explanatory variables be given by 1/2 of the least significant difference, where the least significant difference is defines

Re: [R] Analog of least significant difference error bars for proportions

2011-05-23 Thread Rolf Turner
On 24/05/11 11:23, Richard Friedman wrote: Dear R-list, In the R-book, p.464, Michael Crawley recommends that error bars for bar plots of normally distributed continuous response variables with categorical explanatory variables be given by 1/2 of the least significant difference, where