The following time series graph shows daily closing stock prices (adjusted for splits and dividends) for Google

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The following time series graph shows daily closing stock prices (adjusted for splits and dividends) for Google Inc. from January 1, 2008, through June 21, 2013.

900 + 800 700 600 2012.0 2012.4 2012.8 2013.2 Year Stock Price


a) Which time series components are evident? Single exponential smoothing (SES) models were found for these data. Examine the following time series graphs showing two different smoothing coefficients values (α = 0.2 and α = 0.8).

900 - 800 700 600 2012.0 2012.4 2012.8 2013.2 Year 858 758 658 2012.0 2012.4 2012.8 2013.2 Year Stock Price Stock Price


b) In which graph is a larger value of a used?

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Related Book For  answer-question

Business Statistics

ISBN: 9780133899122

3rd Canadian Edition

Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright

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