In the investment world, it’s common to discuss average rates of return. It’s not sufficient, however, to simply add up historical returns and divide by how many there are. The proper way to calculate ...

Kristina Zucchi is an investment analyst and financial writer with 15+ years of experience managing portfolios and conducting equity research. Charlene Rhinehart is a CPA , CFE, chair of an Illinois ...

Of all the ideas we've forgotten from math class, the most important to relearn — because it illuminates our most urgent challenges — is the difference between arithmetic and geometric progressions.

This is a preview. Log in through your library . Abstract Nous discutons quelques théorèmes sur des valeurs moyennes dans le style du théorème de Bombieri-Vinogradov. Ils concernent des problèmes ...

Four estimates of the current process average are compared in the situation when measurements are made at equal intervals of time and two types of variance components, σ 2 2, the variance of a ...