Leslie Kramer is a writer for Institutional Investor, correspondent for CNBC, journalist for Investopedia, and managing editor for Markets Group. Correlation measures the linear relationship between ...

The coefficient of correlation, commonly referred to as Pearson’s correlation coefficient (r), is a statistical measure that helps determine the degree of relationship between two variables. It is ...

The sample correlation coefficient, often denoted as “r,” is a measure of the strength and direction of a linear relationship between two variables. This coefficient ranges from -1 to 1, with -1 ...

Successful investing requires the ability to distinguish long-term trends from the short-term noise that moves stock prices on a minute-to-minute basis. One way to tune out the random oscillations and ...

Correlation measures the linear relationship between two variables. It gives an indication of the strength of the relationship by measuring and relating the variance of each. Correlation answers the ...