Correlation coefficients are indicators of the strength of the linear relationship between two different variables, x and y. A linear correlation coefficient that is greater than zero indicates a ...

Investors understand intuitively that some stocks are riskier than others. The capital asset pricing model attempts to quantify the common perception of risk using a term called beta. By understanding ...

Almost every day you can find in media commentary that XYZ is causing stocks to fall (or rise). Such definitive statements are common—but what’s almost always missing is statistical proof. And if you ...

Our Big Story in blportfolio dated March 3, 2024, explained how statistical measures can be used to navigate the stock market and make informed investment decisions. Following up on that, of course, ...

This is a preview. Log in through your library . Abstract Theorems already enunciated in a previous paper on quadratic forms are used to determine the effects of inequality of variance and first order ...

Investors understand intuitively that some stocks are riskier than others. The capital asset pricing model attempts to quantify the common perception of risk using a term called beta. By understanding ...