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    Re: On checking accuracy
    From: Bill B
    Date: 2008 Aug 10, 07:05 -0400

    Bill the engineer wrote:
    > There is an infinity of
    > possible lines of that slope
    
    Peter responded:
    > Yes.  But only one of them is correct.  Its that correct one we are working
    > towards.  Having the right slope to begin with tends to be quite useful,
    > instead of deriving an incorrect one.
    >
    > and the line that best uses the
    > data(since we have no information about which are "best")
    
    My initial impression was that Bill the engineer was suggesting different
    slopes and different placements.  Reading carefully, he stated "There is an
    infinity of possible lines OF THAT SLOPE."  He does not, I think, argue with
    the concept of fitting to the actual slope, but rather questions, as I did,
    how to make the agonizing decision of where (horizontally and vertically) I
    should place the slope in relationship to the plotted points.
    
    He should be severally chastised for saying "line" instead of "line
    segment." 
    
    But let's hear from him before we raise our back hair.
    
    Bill B.
    
    
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