Consider a trading portfolio that had a return of 1.00% today. Using an EWMA model with = 0.94 and a prior return volatility estimate of 2.05%, what is the updated return volatility for this trading portfolio? Note: Your answer must be expressed in percentage terms and accurate to within 0.01%. Your Answer: Consider a portfolio that changed in value by 1.30%. Using a prior return volatility estimate of 1.90% and a GARCH model with c = 0.00002, alpha = 0.19, and beta 0.61, what is the updated return volatility for this portfolio? Note: Your answer must be expressed in percentage terms and accurate to within 0.01%. =