[R] equation of a line or curve
Peter Dalgaard
P.Dalgaard at biostat.ku.dk
Tue Nov 25 11:19:26 CET 2008
Uwe Ligges wrote:
>
>
> CE.KA wrote:
>> Hi R users
>> I used the function line(x,y) and line(lowess(x,y)) to see the
>> correlation
>> between 2 variables (x,y).
>> Here is my question:
>> is there a way to ask R to tell me the equation of
>> -this line : line(x,y)
>
> The equation if line(x,y)? It is given by the n data points directly and
> consists of n-1 separate linear parts.
line() not lines()...
> line(cars)
Call:
line(cars)
Coefficients:
[1] -26.053 4.421
I'm a bit confused as to how you can avoid finding the equation of the
line from that output!
--
O__ ---- Peter Dalgaard Øster Farimagsgade 5, Entr.B
c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
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