Problem 8-4 Exponential Moving Averages (LO4, CFA1) The table below shows the closing monthly stock prices for IBM and Amazon, Calculate the exponential three-month moving average for both stocks where two-thirds of the average weight is placed on the most recent price. (Do not round intermediate calculations. Round your answers to 2 decimal places.) January February March April May June July August September October November December IBM $178.64 179.29 199.03 225.76 189.49 211.39 242.47 196.78 223.43 215:31 199.04 177.30 AMZN $622.11 629.60 565.61 550.10 497.82 488.38 608.19 534.21 511.14 607.79 586.34 662.40 IBM AMZN March April May June July August September October November December