On Jul 28, 2010, at 7:43 PM, Murray Jorgensen wrote:
> The significance code line to summary() applied to an lm() fitted model
object is
> 
> Signif. codes:  0 ?***? 0.001 ?**? 0.01 ?*? 0.05 ?.? 0.1 ? ? 1
> 
> The corresponding line in the LaTeX source produced by Sweave is
> 
> Signif. codes:  0 ?***? 0.001 ?**? 0.01 ?*? 0.05 ?.? 0.1 ? ? 1
> 
> which looks the same in my email (Thunderbird on a Vista machine), but when
I look at the file in WinEdt the quotes appear rounded and cursive.
> 
> On LaTeXing and dvipsing the opening and closing quotes turn into S-acute
and S-circumflex respectively.
> 
> Does anyone know how avoid this effect?
> 
> Cheers,  Murray
Murray,
Try this:
> summary(lm.D9)
...
Signif. codes:  0 ?***? 0.001 ?**? 0.01 ?*? 0.05 ?.? 0.1 ? ? 1 
...
# Set to not use fancy quotes, but "TeX" style
# See ?options and ?sQuote
options(useFancyQuotes = "TeX")
> summary(lm.D9)
...
Signif. codes:  0 `***' 0.001 `**' 0.01 `*' 0.05 `.' 0.1 ` '
1
...
HTH,
Marc Schwartz