The most common way to compare the means between two independent groups is to use…
Category:
Stata
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Correlations in StataSoftware TutorialsStata
Correlations in Stata: Pearson, Spearman, and Kendall
by Erma Khanby Erma KhanIn statistics, correlation refers to the strength and direction of a relationship between two variables. The value…
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Software TutorialsStataVisualizations in Stata
How to Create and Modify Histograms in Stata
by Erma Khanby Erma KhanA histogram is a type of chart that uses rectangular bars to represent frequencies. It’s a…
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Regression in StataSoftware TutorialsStata
How to Create and Interpret Q-Q Plots in Stata
by Erma Khanby Erma KhanA Q-Q plot, short for “quantile-quantile” plot, is often used to assess whether or not the…
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Software TutorialsStataVisualizations in Stata
How to Create and Modify Scatterplots in Stata
by Erma Khanby Erma KhanA scatterplot is a type of plot that we can use to display the relationship…
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Software TutorialsStataVisualizations in Stata
How to Create and Modify Pie Charts in Stata
by Erma Khanby Erma KhanA pie chart is a circular chart that uses “pie slices” to display the relative sizes…
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Software TutorialsStataVisualizations in Stata
How to Create and Modify Box Plots in Stata
by Erma Khanby Erma KhanA box plot is a type of plot that we can use to visualize the five…
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Hypothesis Tests in StataSoftware TutorialsStata
How to Perform Levene’s Test in Stata
by Erma Khanby Erma KhanLevene’s Test is used to determine whether two or more groups have equal variances. This is…
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Software TutorialsStataVisualizations in Stata
How to Create a Stem-and-Leaf Plot in Stata
by Erma Khanby Erma KhanA stem-and-leaf plot is a chart we can use to display data by splitting up…
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ANOVA in StataSoftware TutorialsStata
How to Perform the Friedman Test in Stata
by Erma Khanby Erma KhanThe Friedman Test is a non-parametric alternative to the Repeated Measures ANOVA. It is used to determine whether or…