weighted fitting

From: Aihong Tang (aihong@cnr.physics.kent.edu)
Date: Mon Jan 17 2000 - 21:09:58 MET 

Hi,

I have a few points in a graph, some of them are trustable, some of them
are less trustable. Thus I wanna put a weight(like "trustable level") with
each points when I fit them.

Is there a way, taking weights into account, to fit those points?

Thanks!

Aihong

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