Learn about the negative correlation coefficient, its significance, comparison with other coefficients, and real-world ...

The analysis of experimental data often necessitates statistical comparisons of similarity between observations that incorporate either systematic or purely random measurement errors. Systematic ...

Testing correlation structures has attracted extensive attention in the literature due to both its importance in real applications and several major theoretical challenges. The aim of this paper is to ...

Suppose estimates are available for correlations between pairs of variables but that the matrix of correlation estimates is not positive definite. In various applications, having a valid correlation ...