[R] Analysis

[Ranjan Maitra]

Don't know if the data will support the result that you want but the
only way to get some sort of answer is to hire a statistician.

ranjan

On Wed, 13 Nov 2013 20:58:30 -0400 Jim Silverton
<jim.silverton at gmail.com> wrote:

> Hi,
> 
> 
> 
> I have 187 urine cultures which were subjected to culture and microscopy
> methods. Video were used to 'verify' the findings. Culture is considered
> the gold method. But Microscopy is another method which may be cheaper. I
> checked the videos to determine whether bacteria was growing on both the
> culture and microscopy readings to ' verify' what was really happening.
> 
> My question is this...How can I show that Microscopy is superior?
> Is there a special test available?
> 
> 
> 
>      *Microscopy*        *Positive* *Negative*    *Culture Positive* *Video
> Positive* *47* *5* *52*  Video Negative 0 *2* *2*  *Culture Negative* Video
> Positive  18 *0* *18*  *Video Negative* *5* *110* *115*      *70* *117*
> *187*
> 
> 
> 
> 
> 
> 
> 
> 
> 
> -- 
> Thanks,
> Jim.
> 
> 	[[alternative HTML version deleted]]
> 
> ______________________________________________
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> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 


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