The United States economy picked up speed in 2012 as businesses substantially built up their inventories and

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The United States economy picked up speed in 2012 as businesses substantially built up their inventories and consumers increased their spending. This also led to an increase in domestic travel. Consider the vehicle miles traveled in the U.S. (in millions) from January 2012 through September 2018, a portion of which is shown in the accompanying table. 


a. Estimate the linear and the exponential trend models with seasonal dummy variables for vehicle miles and calculate their MSE, MAD, and MAPE. 

b. Use the preferred model to forecast vehicle miles for the last three months of 2018.

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Business Analytics Communicating With Numbers

ISBN: 9781260785005

1st Edition

Authors: Sanjiv Jaggia, Alison Kelly, Kevin Lertwachara, Leida Chen

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