DMQ 2: Using a trial-and-error method in excel find the stock price volatility (standard deviation) for an asset that pays 3% continuously compounded dividend yield if the current stock price is $100, risk- free interest rate is 8%, and the 1-year European call option on this stock with strike price of $105 is worth $20. Provide at least 4 decimal digits for the standard deviation (i.e., report is as xx.xx% or as 0.xxxx)