Tag: variance

What is 'Generalized AutoRegressive Conditional Heteroskedasticity (GARCH)' A statistical model used by financial institutions to estimate the volatility of stock returns. This...

Diversification is a technique that deals with risk management by mixing a wide range of investments in a single portfolio in hope that the...

What is 'R-Squared' R-squared is a statistical measure that represents the percentage of a fund or security's movements that can be explained...

What is a 'T-Test' A t-test is an analysis of two populations means through the use of statistical examination; a t-test with...