Re: am stuck with quadratic function

[c.]

On 26 Aug 2013, at 12:22, Yud <address@hidden> wrote:

> Hello guys i need your help for a quadratic function assignment. the question
> reads as follow:
> 
> the sales figures for a business are as follow for the first six months of
> the year:
> 40,000$, 44000$,  52000$, 64000$, 80000$, 84000$. the owner beleives that
> the sales curve can be approximated by a quadratic function. find the best
> quadratic fit to the data, and use it to estimate the projected sales for
> the rest of the year.
> 
> thanks a lot in assisting me for this one. I need the code that need to be
> input to Octave to acheive the solutions.
> 
> many thanks in advance...
> yud
> 
> 

It is a general policy on this list to not respond to questions that are 
clearly homework assignments.

But you may find the anwswers you are looking for in these notes:

https://staff.ti.bfh.ch/sha1/Labs/PWF/Documentation/OctaveAtBFH.pdf

section 2.2 is particularly of interest.

c.