NumXL Pro 1.6X Statistical Testing - Normality, white-noise, cointegration, ARCH, ADF, multicollinearity, regression stability. Time series operators - ACF, PACF, WMA, EWMA, Hurst, Interpolation, smoothing, filtering Linear Time series Modeling - ARMA, ARIMA, X-12-ARIMA, AirLine Heteroskedacity Modeling - ARCH, GARCH, E-GARCH, GARCH-M Factor Analysis - Generalized Linear Model, Regression, Stepwise Regression, Principal Component Analysis (PCA)