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Problem 8-4 Exponential Moving Averages (LO4, CFA1) The tablebelow shows the closing monthly stock prices for IBM and Amazon.Calculate the exponential three-month moving average for bothstocks where two-thirds of the average weight is placed on the mostrecent price. (Do not round intermediate calculations. Round youranswers to 2 decimal places.) IBM AMZN January $ 175.64 $ 614.86February 177.29 624.20 March 192.73 572.66 April 209.11 548.10 May191.89 508.22 June 209.09 494.38 July 235.82 606.69 August 202.93536.46 September 221.03 512.44 October 214.71 602.74 November196.79 590.69 December 175.90 656.90
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