What is Pearson correlation test, Pearson product moment correlation or Pearson r? Pearson’s correlation helps us understand the relationship between two quantitative variables when the relationship ...

The likelihood ratio test, the large-sample z-test, and the large-sample z*-test have been proposed to test for the equality of two intraclass correlation coefficients under unequal family sizes based ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas including investing, ...

Correlation coefficients range from -1 to +1, indicating the strength of relationships between variables. Investors use correlation coefficients for portfolio diversification to reduce risk.

This paper proposes a new statistic to test independence between two high dimensional random vectors X: p₁ × 1 and Y: p₂ × 1. The proposed statistic is based on the sum of regularized sample canonical ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

What is a correlation coefficient? In this series, we’ve discussed Royal Dutch Shell’s (RDS.A) divestment plan, its Motiva asset division, its stock’s rise above its 50-day moving average, its ...