The dataset presented in this article, created by Jeffrey S. Simonoff of New York University, refers to game-by-game information for Mark McGwire and Sammy Sosa during summer of 1998. Roger Maris's long time Major League...

This site, created by Michelle Lacey of Yale University, gives an explanation, a definition and an example of multiple linear regression. Topics include: confidence intervals, tests of significance, and squared multiple...

This online calculator allows users to enter sixteen observations with up to four dependent variables and calculates the regression equation, the fitted values, R-Squared, the F-Statistic, mean, variance, first order...

This page will calculate the 0.95 and 0.99 confidence intervals for rho, based on the Fisher r-to-z transformation. To perform the calculations, enter the values of r and n in the designated places, then click the...

This article, created by authors Richard A. Levine and Mitchell Watnik of the University of California, Berkeley, describes a dataset on the 2000 National Football League (NFL) regular season and the exploratory data...