Statistical Variance Modeling

Methodology

Statistical variance modeling involves the application of quantitative techniques to measure and predict the dispersion or spread of data points around their mean, particularly in financial time series. This methodology utilizes historical data to estimate parameters like volatility, standard deviation, and covariance, often employing models such as GARCH (Generalized Autoregressive Conditional Heteroskedasticity). It provides a probabilistic framework for understanding the potential range of asset price movements. This modeling is fundamental for risk assessment. It quantifies uncertainty in market data.