[R] y-intercept forcing
Peter Dalgaard BSA
p.dalgaard at biostat.ku.dk
Fri Apr 19 17:11:24 CEST 2002
"Tristan Peery" <tristanpeery at hotmail.com> writes:
> I am plotting data against each other using t-tests.
Er? I don't think that means what you intended it to mean....
> In this
> scenario, I am plotting coinage / total money. When there is no total
> money, then there is no coinage, but the plots I generate do not
> reflect this. Instead the y-axis always has an intecept that is not
> zero in these instances. Is there any way to force the y-intercept to
> begin at zero? Thank you in advance for any input.
abline(lm(y~x-1)) plots a fitted regression line with no intercept.
(Or, y~x+0 does the same thing).
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
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