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.)

	IBM				AMZN
January	$	172.04		$	606.16
February		174.89			617.72
March		185.17			581.12
April		201.13			545.70
May		194.77			520.70
June		206.33			501.58
July		227.84			604.89
August		210.31			539.16
September		218.15			514.00
October		213.99			596.68
November		194.09			595.91
December		174.22			650.30