Covariance and Correlation. Forget, for the moment, all that you've learned about regression analysis. Instead, think of how we might have begun our study of relationships, if we had chosen the more ...

Correlation analysis in the portfolio management context can be performed at different levels of granularity. However, my experience shows that there are only two main methods, ...

Correlation analysis helps a trader to understand the strength of influence that one asset has another asset. Correlation coefficients are a standardized measure of covariance and are read from +1 ...

Magnetic hysteresis loss (iron loss) is an important magnetic property that determines the efficiency of electric motors and ...

Correlation. Correlation analysis, such as Marketing Mix Modelling (MMM), has been used for a long time. It’s not reliant on customer data but provides a good view of what is and isn’t working.