The Wilcoxon signed rank test, which is also known as the Wilcoxon signed rank sum test and the Wilcoxon matched pairs test, is a non-parametric statistical test used to compare two dependent samples ...

The Durbin Watson statistic is a test for autocorrelation in a regression model’s output. The DW statistic ranges from zero to four, with a value of 2.0 indicating zero autocorrelation. Values ...

The P-value is a random variable derived from the distribution of the test statistic used to analyze a data set and to test a null hypothesis. Under the null hypothesis, the P-value based on a ...