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Re: How to calculate the slope of a line in a graph ? [message #84141 is a reply to message #84069]

Fri, 26 April 2013 08:20

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

zolilemtumela@gmail.com writes:

> Could you also help on calculating the uncertainty?
> I tried to calculate it on a program but I dnt figure it, Any suggestion will be highly appreciated. I searched the function that could help me calculating that but I ddnt get results.

Well, my suggestion is to read the on-line help for the PROB, SIGMA, and
CHISQR keywords to LINFIT. Whatever your definition of "uncertainty" is,
it is sure to be found in one or the other of those keywords. :-)

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		How to calculate the slope of a line in a graph ? By: zolile mtumela on Thu, 25 April 2013 11:04
		Re: How to calculate the slope of a line in a graph ? By: David Fanning on Fri, 26 April 2013 08:20
		Re: How to calculate the slope of a line in a graph ? By: zolile mtumela on Fri, 26 April 2013 08:12

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