Archived posting to the Leica Users Group, 1997/09/02

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: Re: M6 problem "survey"
From: Dennis Painter <dwp@deltanet.com>
Date: Tue, 02 Sep 1997 21:11:48 -0700

Eric Meyer wrote:
> 
> To:  >INTERNET:Leica-users@mejac.palo-alto.ca.us
> 
> Statements like these have been circulating:
> 
>   >> ...the frame counters of 75% of M6s are breaking in the first 5
>   >> years of ownership...
> 
>   >> In short, if you buy a later M6 like the ones made in 1995-1996,
>   >> you have a 50% chance of getting a problematic M6...
> 
> They are utterly unjustified.  Twenty-six cameras (out of how
> many made by Leica?) over eleven years of production, or six cameras
> over two years, do not constitute a statistically significant
> sample.  No conclusions about overall failure rates of Leicas can
> reliably be drawn from so small a basis.  Please stop trying.  If
> you want to make claims based on statistics, get meaningful ones --
> survey thousands of owners, or try to get the facts on repair rates
> from Leica service.
> 
>               -- Eric Meyer.

Eric,

Are you a statistican?  I am not, but often quite small samples are
valid.

But I think the intent was to get a feeling of the experiences of the
listmembers regarding this. 

Dennis


- -- 
Experience is a tough teacher. It gives the test before the lesson.
- -unknown