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Re: st: How to Graph - Exponential model


From   Richard Goldstein <richgold@ix.netcom.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: How to Graph - Exponential model
Date   Mon, 01 Oct 2012 15:50:57 -0400

did you try -twoway function- to get your line?

Rich

On 10/1/12 3:35 PM, Heather Sun, MD wrote:
> Dear All:
> 
> I have performed the non-linear least squares estimation method of regression, using the exponential model y = b1*b2^x.
> 
> I would like to create a graph of this equation on a scatterplot of my data, along with 95% confidence interval lines.  
> 
> I am able to create the scatterplot but am having difficulty graphing the regression exponential equation line.  I have tried twoway graphs, but the fit plot options of linear prediction and quadratic prediction with confidence intervals obviously does not match the exponential model.  
> 
> Thanks in advance!
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