[R] Time series, least squares line

stephen sefick ssefick at gmail.com
Tue Aug 5 23:56:34 CEST 2008


do you want just a date time stamp or do you want other things.  There
are many ways to skin this cat, but we are going to need more
information...  as a first start try looking at the zoo package.



stephen

On Tue, Aug 5, 2008 at 5:47 PM, Gareth Campbell <gcam032 at gmail.com> wrote:
> Hello,
>
> I have a time-series of standards measured for Refractive index.  They are
> daily standards, however, I didn't run one everyday so some days have no
> data.  I can plot the values, but the x-axis does not represent the correct
> time series (i.e. it's just an evenly spaced 1,2,3 type axis).  I want to
> plot the points with some form of representitive date line on the x-axis.  I
> don't think the ts() function will work in this instance as I have missing
> data.
>
> Once I have that data, I want to plot a least squares line with 95%
> confidence interval bands.  Can anyone help with this??
>
> Thanks in advance.
>
>
>
> --
> Gareth Campbell
> PhD Candidate
> The University of Auckland
>
> P +649 815 3670
> M +6421 256 3511
> E gareth.campbell at esr.cri.nz
> gcam032 at gmail.com
>
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>
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>



-- 
Let's not spend our time and resources thinking about things that are
so little or so large that all they really do for us is puff us up and
make us feel like gods. We are mammals, and have not exhausted the
annoying little problems of being mammals.

	-K. Mullis



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