[ExI] Statistical tests

[Anders Sandberg]

On 2013-11-13 11:16, BillK wrote:
> Weak statistical standards implicated in scientific irreproducibility
> One-quarter of studies that meet commonly used statistical cutoff may
> be false.

But even sharp p-values can be useless if effect sizes are not stated. 
If a medicine reduces the length of colds at p=0.000001 but has an 
effect size of only 1%, it is useless in practice. A surprising number 
of papers downplay or hide effect sizes.

-- 
Dr Anders Sandberg
Future of Humanity Institute
Oxford Martin School
Oxford University