The techniques and methods for this FAQ page were drawn from the work of Long (2006) and Hu & Long (2005). Interactions in logistic regression models can be trickier than…
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The techniques and methods for this FAQ page were inspired Long (2006) and Hu & Long (2005). This FAQ page uses features available in Stata 11 and will not work…
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The techniques and methods for this FAQ page were inspired Long (2006) and Hu & Long (2005). Interactions in logistic regression models can be trickier than interactions in comparable OLS…
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Continuous by continuous interactions in OLS regression can be tricky. Continuous by continuous interactions in logistic regression can be downright nasty. However, with the assistance of the margins command introduced…
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Continuous by continuous interactions in OLS regression can be tricky. Continuous by continuous interactions in logistic regression can be downright nasty. However, with the assistance of the margins command (introduced…
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Say that we have a tiny data file which has just ID variables like the one below. input id 123456789 123456790 123456791 123456792 123456793 123456794 123456795 123456796 end If we…
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Many researchers like to do their anova using regression with dummy coding but find it confusing when they don’t get the same main-effects as in anova. This FAQ will show…
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Using the manova command along with transformations of the dependent variables will allow you to perform multivariate repeated measures analyses. Example 1 The first example is a within-subjects design, also known as…
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Graphing results from the margins command can help in the interpretation of your model. Almost all of the needed results will be found in various matrices saved by margins. If…
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The margins command, new in Stata 11, can be a very useful tool in understanding and interpreting interactions. On this page we will use margins for a three factor anova…
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