The table below shows the closing monthly stock prices for IBM and Amazon. Calculate the exponential...

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Finance

The table below shows the closing monthly stock prices for IBMand Amazon. Calculate the exponential three-month moving averagefor both stocks where two-thirds of the average weight is placed onthe most recent price. (Do not round intermediatecalculations. Round your answers to 2 decimal places.)

IBMAMZN
January$172.64$607.61
February175.29618.80
March186.43579.71
April202.46546.10
May194.29518.62
June206.79500.38
July229.17605.19
August209.08538.71
September218.63513.74
October214.11597.69
November194.54595.04
December174.50651.40
IBMAMZN
March
April
May
June
July
August
September
October
November
December

Answer & Explanation Solved by verified expert
4.4 Ratings (795 Votes)

3 months moving average is calculated by taking the average of every 3 months combination as shown in the below table:

  1. Average period = January, February, March
  2. Average period = February, March, April
  3. Average period = March, April, May
  4. Average period = April, May, June
  5. Average period = May, June, July
  6. Average period = June, July, August
  7. Average period =July, August, September
  8. Average period =August, September, October
  9. Average period =September, October, November
  10. Average period =October, November, December
IBM 3MA Amazon 3MA
January $172.64 January $607.61
February $175.29 February $618.80
March $186.43 (0.5*172.64+0.5*175.29+2*186.43)/3= $182.28 March $579.71 (0.5*607.61+0.5*618.8+2*579.71)/3= $590.88
April $202.46 (0.5*175.29+0.5*186.43+2*202.46)/3= $195.26 April $546.10 (0.5*618.8+0.5*579.71+2*546.1)/3= $563.82
May $194.29 (0.5*186.43+0.5*202.46+2*194.29)/3= $194.34 May $518.62 (0.5*579.71+0.5*546.1+2*518.62)/3= $533.38
June $206.79 (0.5*202.46+0.5*194.29+2*206.79)/3= $203.99 June $500.38 (0.5*546.1+0.5*518.62+2*500.38)/3= $511.04
July $229.17 (0.5*194.29+0.5*206.79+2*229.17)/3= $219.63 July $605.19 (0.5*518.62+0.5*500.38+2*605.19)/3= $573.29
August $209.08 (0.5*206.79+0.5*229.17+2*209.08)/3= $212.05 August $538.71 (0.5*500.38+0.5*605.19+2*538.71)/3= $543.40
September $218.63 (0.5*229.17+0.5*209.08+2*218.63)/3= $218.80 September $513.74 (0.5*605.19+0.5*538.71+2*513.74)/3= $533.14
October $214.11 (0.5*209.08+0.5*218.63+2*214.11)/3= $214.03 October $597.69 (0.5*538.71+0.5*513.74+2*597.69)/3= $573.87
November $194.54 (0.5*218.63+0.5*214.11+2*194.54)/3= $201.82 November $595.04 (0.5*513.74+0.5*597.69+2*595.04)/3= $581.93
December $174.50 (0.5*214.11+0.5*194.54+2*174.5)/3= $184.44 December $651.40 (0.5*597.69+0.5*595.04+2*651.4)/3= $633.06

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Transcribed Image Text

The table below shows the closing monthly stock prices for IBMand Amazon. Calculate the exponential three-month moving averagefor both stocks where two-thirds of the average weight is placed onthe most recent price. (Do not round intermediatecalculations. Round your answers to 2 decimal places.)IBMAMZNJanuary$172.64$607.61February175.29618.80March186.43579.71April202.46546.10May194.29518.62June206.79500.38July229.17605.19August209.08538.71September218.63513.74October214.11597.69November194.54595.04December174.50651.40IBMAMZNMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

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