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Friday, May 16, 2025

Stata

How to Perform a MANOVA in Stata

A one-way ANOVA is used to determine whether or not different levels of an explanatory variable lead to statistically different results in some response...

How to Test for Multicollinearity in Stata

Multicollinearity in regression analysis occurs when two or more explanatory variables are highly correlated to each other, such that they do not provide unique or independent information...

How to Perform Quantile Regression in Stata

Linear regression is a method we can use to understand the relationship between one or more explanatory variables and a response variable. Typically when we...

How to Perform a Chi-Square Goodness of Fit Test in Stata

A Chi-Square Goodness of Fit Test is used to determine whether or not a categorical variable follows a hypothesized distribution. This tutorial explains how to perform a Chi-Square...

How to Create and Interpret Q-Q Plots in Stata

A Q-Q plot, short for “quantile-quantile” plot, is often used to assess whether or not the residuals in a regression analysis are normally distributed. This tutorial...

How to Perform McNemar’s Test in Stata

McNemar’s Test is a test we can use to determine if there is a statistically significant difference in proportions between paired data. This tutorial explains how...

How to Obtain Predicted Values and Residuals in Stata

Linear regression is a method we can use to understand the relationship between one or more explanatory variables and a response variable. When we perform...

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