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This page, created by WINKS Statistics Tutorials, discusses the understanding of and interpretation of pvalues for those who read articles with statistical information. The page provides an introduction to much of the...
To assess the significance of any particular instance of r, enter the values of N[>6] and r into the designated cells, then click the 'Calculate' button. Application of this formula to any particular observed sample...
This page will perform the procedure for up to k=12 sample values of r, with a minimum of k=2. It will also perform a chisquare test for the homogeneity of the k values of r, with df=k1. The several values of r can be...
This page will calculate the 0.95 and 0.99 confidence intervals for rho, based on the Fisher rtoz transformation. To perform the calculations, enter the values of r and n in the designated places, then click the...
This site, authored by David M. Lane of HyperStat Online, explains the relationship between hypothesis testing and confidence intervals. Because of the immense similarities between the two procedures many find them to...

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