[Gllug] [OT] Times Article on ABD was Fighting a virus

[John G Walker]

On Tue, 20 Feb 2007 14:46:59 +0000 "- Tethys" <tethys at gmail.com> wrote:

> On 2/20/07, John G Walker <johngwalker at tiscali.co.uk> wrote:
> 
> 
> > Journey time on Friday: 1 hour (typical journey time)
> > Journey time on Monday: 20 minutes
> >
> > Difference between conditions on the two days: the congestion charge
> > introduced on the Monday morning.
> 
> Among *many* other factors, yes. Besides, if you're expecting to draw
> a statistically significant conclusion from two data points, I have a
> bridge I'd like to sell you...
> 
> Tet

No, I'm identifying the point at which a quantitative qualitative
change occurred. Essential diagnostic technique,

-- 
 All the best,
 John
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