The file P12_16.xlsx contains the daily closing prices of American Express stock for a one-year period. a.
Question:
a. Using a span of 3, forecast the price of this stock for the next trading day with the moving average method. How well does this method with span 3 forecast the known observations in this series?
b. Repeat part a with a span of 10.
c. Which of these two spans appears to be more appropriate? Justify your choice.
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John Kago
Am a processional practicing accountant with 5 years experience in practice, I also happens to have hands on experience in economic analysis and statistical research for 3 years. am well conversant with Accounting packages, sage, pastel, quick books, hansa world, etc, I have real work experience with Strata, and SPSS
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Related Book For 
Data Analysis and Decision Making
ISBN: 978-0538476126
4th edition
Authors: Christian Albright, Wayne Winston, Christopher Zappe
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