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Helping in using linear fitting

  1. Sep 24, 2008 #1
    Hi everybody,
    I hope to find someone can help me,

    What are the equations of linear fitting?

    Are my equations right?

    n.Er + R-[tex]\sum[/tex]I =[tex]\sum[/tex]V

    [tex]\sum[/tex]I.Er + R [tex]\sum[/tex](I.I) =[tex]\sum[/tex](IV)

    Please help me I need it today.:cry:

    If there is any website can help me please put it here:confused:
  2. jcsd
  3. Sep 24, 2008 #2


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    Welcome to PF!

    Hi Norah! Welcome to PF! :smile:

    I'm confused … linear fitting of what? :confused:

    What branch of maths or physics is this from? :smile:
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