Regression in Stata
How to Use Robust Standard Errors in Regression in Stata
Multiple linear regression is a method we can use to understand the relationship between several explanatory variables and a response variable.
Unfortunately, one problem that often occurs...
Hypothesis Tests in Stata
How to Perform Welch’s t-test in Stata
The most common way to compare the means between two independent groups is to use a two-sample t-test. However, this test assumes that the...
Regression in Stata
How to Perform Logistic Regression in Stata
Logistic Regression is a method that we use to fit a regression model when the response variable is binary. Here are some examples of when we may...
Correlations in Stata
Correlations in Stata: Pearson, Spearman, and Kendall
In statistics, correlation refers to the strength and direction of a relationship between two variables. The value of a correlation coefficient can range from -1 to...
Regression in Stata
How to Perform Quadratic Regression in Stata
When two variables have a linear relationship, you can often use simple linear regression to quantify their relationship.
However, when two variables have a quadratic relationship,...
Software Tutorials
How to Create and Modify Histograms in Stata
A histogram is a type of chart that uses rectangular bars to represent frequencies. It’s a helpful way to visualize the distribution of data values.
This...
Regression in Stata
How to Perform Multiple Linear Regression in Stata
Multiple linear regression is a method you can use to understand the relationship between several explanatory variables and a response variable.
This tutorial explains how to perform...
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