On Fri, 11 Dec 2009, Xiongqing Zhang wrote:
Hello all, I am Xiongqing Zhang, come from Beijing of China. I know you from the web site: http://finzi.psych.upenn.edu/Rhelp08/2008-February/154627.html.I am not very clear about the R-project software.
Look at http://www.R-project.org/ especially the "Documentation" section in the menu.
But I want to estimate the parameters and errors of zero-inflation poisson model. Can you help me?
Look at http://www.jstatsoft.org/v27/i08/
Data is in the attachement. Thank you. I will be very appreciated if you can help me. Best regards, Yours, Xiongqing Zhang
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