Estimate a linear trend model with seasonal dummy

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Reference no: EM131798483

The following data represent a portion of quarterly net sales (in millions of dollars) of Lowe's Companies, Inc., over the past five years; the full data set can be found on the text website, labeled Lowe's Net Sales.

2473_data represent a portion of quarterly net sales.png

a. Estimate a linear trend model with seasonal dummy variables and compute the MSE and MAD.

b. Estimate an exponential trend model with seasonal dummy variables and compute the MSE and MAD.

c. Which model is more appropriate? Use this model to forecast net sales for Lowe's Companies, Inc., for fiscal year 2009.

Reference no: EM131798483

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