Version info: Code for this page was tested in Stata 12. The tobit model, also called a censored regression model, is designed to estimate linear relationships between variables when there…
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Version info: Code for this page was tested in Stata 12. Truncated regression is used to model dependent variables for which some of the observations are not included in the…
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Version info: Code for this page was tested in Stata 17. Zero-inflated negative binomial regression is for modeling count variables with excessive zeros and it is usually for over-dispersed count…
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Version info: Code for this page was tested in Stata 12. Zero-inflated poisson regression is used to model count data that has an excess of zero counts. Further, theory suggests…
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Table 15.1, page 548. use https://stats.idre.ucla.edu/stat/stata/examples/alda/data/firstcocaine, clear generate event = ~censor stset cokeage, failure(event) failure event: event ~= 0 & event ~= . obs. time interval: (0, cokeage] exit on…
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Using postgr3 with multiple regression, no interactions Using postgr3 with multiple regression, with interactions More on options when using postgr3 postgr3 with other estimation models This page will illustrate the…
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Purpose:  The purpose of this program is to show the regression line between X and Y in logistic regression, and to demonstrate the influence on this line as the intercept,…
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Purpose:  The purpose of this program is to show the regression line between X and Y in logistic regression, and to demonstrate the influence on this line as the intercept,…
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Purpose:  The purpose of this program is to simulate the tossing of a coin or coins and to display the results in the form of a graph with the probability…
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Purpose:  The purpose of this program is to show the regression line between X and Y in logistic regression, and to demonstrate the influence on this line as the intercept,…
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