Re: [Phys-L] probability ... was: Bayes Theorem and Medical Tests

[bernard cleyet <bernard@cleyet.org>]

Is the argument that numerous false +’s indicate few false -’s? 

The reason being the test is overly sensitive.   [Better than the reverse, no?]


bc  partly baked?  

p.s. reminded don’t use the PSA test if over 70.   False +’s are rather harmful and are often.  75%  ouch!  


https://www.cancer.gov/types/prostate/psa-fact-sheet  

> On 2018/Oct/24, at 14:30, John Denker via Phys-l <phys-l@mail.phys-l.org> wrote:
>
> > It was nice to see that a little training in probability theory could come
> > in handy.
>
> Agreed.