"H. Noedl" wrote:
Unfortunately my knowledge of statistics is rather limited to the basics
(i.e. regression, t-test etc.). I tried by transforming the drug
concentration into NLog (LN(x)) and the response into probits
(NORMSINV(x)+5) and doing an ordinary linear regression (y=a+bx) to
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I don't know where that came from. I studied from Finney as well. I
guess I'm suffering from old-timer's disease. :-)
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The transform from Z scores to probits uses a constant 6 translation,
not 5. I don't know if that solves your problem, but it might
On Wed, 24 Jan 2001 13:32:56 -0400, "Richard A. Beldin"
[EMAIL PROTECTED] wrote:
The transform from Z scores to probits uses a constant 6 translation,
not 5. I don't know if that solves your problem, but it might eliminate
some confusion.
WHOSE confusion?
I learned my probits from the
