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Subject: Re: DTS article robert hyatt - revealing his bad math

Author: Uri Blass

Date: 12:15:18 09/03/02

Go up one level in this thread


On September 03, 2002 at 15:04:48, Matthew Hull wrote:

>On September 03, 2002 at 14:33:52, Uri Blass wrote:
>
>>On September 03, 2002 at 14:22:05, Vincent Diepeveen wrote:
>>
>>>On September 03, 2002 at 13:51:52, Uri Blass wrote:
>>>
>>>It is about the second digit being round, because
>>>that makes the chance you have such a speedup 1/10 of
>>>a chance.
>>>
>>>Bob claims a 2.0 speedup which bob claims according to
>>>his paper based upon counting up all times then dividing
>>>by total times.
>>>
>>>However if we look at every speedup individually then
>>>if you get a 2.0 speedup that's in a range of 1.95-2.04
>>>RIGHT?
>>>
>>>Please answer that question.
>>>
>>>A speedup of 2.0 lies in a range of about 1.95-2.04
>>>
>>>So i hope you realize that chance it is 2.00 is exactly 1/10
>>>of a chance.
>>>
>>>How big is the chance that 50 numbers in a row have
>>>a speedup in parallel search of 2.00 then?
>>
>>I see.
>>I agree that the chances are very small.
>>
>>>
>>>How big is the chance that all numbers end at a 0?
>>
>>I agree that the chances are very small and the data is enough to convince me
>>that I do not believe that the data is correct.
>>
>>Uri
>
>
>I've got to hand it to you.  You guys are the absolute limit.  You take the
>biscuit.  You get the prize.  Bravo!
>
>Trying to use statistics to make one's argument is the last resort of the
>scoffer.  Here in the old US of A, everyone knows that one can use statistics to
>prove just about any nonesense one wants to promote.  And it's the funniest joke
>in the world that statisticians think they are scientists.
>
>So if that's all you've got, then you've still got nothing.  But hey!  Keep on
>selling that snake oil.  It's a free country (so to speak).  ;)

You cannot prove nonsense with statistics unless your proof is wrong.
If the proof is wrong then explain why do you think that it is wrong.

Uri



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