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# Any know how to tell if a graph has Exponential Decay?

As title really, how do you know if a graph/chart has exponential decay?

How do you work this out?

How do you work this out?

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As title really, how do you know if a graph/chart has exponential decay?

How do you work this out?

How do you work this out?

Original Poster

The way i read it is that the drop in results against the increase of X makes it exponential decay?

Or am i missing the point.

What happens if the results decay slightly when on log paper? (which they do)

Thanks, have checked out that site and no wiser lol

Edited by:"mds1256" 16th Apr 2011I will look for an example.

like this:

graph

Edited by:"chesso" 16th Apr 2011Original Poster

no, it will be a curved line as per the graphical evidence above ^^^^^

Original Poster

Edited by:"mds1256" 16th Apr 2011If will be a sloped line but depends on base of logs most people will assume natural logs (2.7 odd) as it's whats mostly found in science.

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