regressions and correlation



Hi

Here are some data

5	4.84
10	5.30
15	5.83
16	6.01
16.1	 6.03
16.2	 6.06
16.3	 6.07
16.4	 6.09
16.5	 6.14
16.6	 6.16
16.7	 6.20
16.8	 6.21
16.9	 6.26
17.0	 6.24
17.1	 6.29
17.2	 6.31
17.3	 6.31
17.4	 6.38
17.5	 6.39
17.6	 6.44
17.7	 6.56
17.8	 6.57
17.9	 6.59
18.0	 6.65

pH as function of volume base added.

Regards
Justin Harford

Into this wild abyss, the weary fiend stood on the brink of hell and  
looked awhile, pondering his voyage

John Milton
Paradise Lost

On Apr 27, 2008, at 9:10 AM, Robert Dodier wrote:

> On 4/26/08, Justin Harford <blindstein at gmail.com> wrote:
>
>> Basically the moral of the story is that regressions and correlations
>> are useful in chem.  I could talk about correlations but that would
>> prolong this message.  Is there a way to do either of these with
>> maxima?  Sure would be nice if I didn't have to open up my vm to do
>> the linest function in excel under win.
>
> Take a look at the lsquares (least squares regression) package in  
> Maxima.
> ?? lsquares
> should show some info about it. If you post some example data
> I can try to show how lsquares can be applied.
>
> You might consider working with R (http://r-project.org) which is a
> general statistical package.
>
> Hope this helps,
>
> Robert Dodier