# Comparing Data Sets in One Picture

Which statistical method you use to compare data sets depends on two main factors: your overall goal and the type of data you have. Parametric data means that you know the underlying distribution (for example, your data might be normally distributed). Non parametric tests are an option if you don’t know the data’s distribution.

ANOVA

Friedman

Kruskal-Wallis

Mann Whitney

Pearson Correlation

Regression Analysis

Spearman Correlation

T-Test

Wilcoxon Test

## References

Statistical Methods for Comparison of Data Sets of Construction Met…