ESSEN OF BUSINESS ANALYTICS (LL)  BOM
ESSEN OF BUSINESS ANALYTICS (LL) BOM
2nd Edition
ISBN: 9781337128629
Author: Camm
Publisher: CENGAGE L
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Chapter 8, Problem 22P

Consider the following time series:

Chapter 8, Problem 22P, Consider the following time series: a. Construct a time series plot. What type of pattern exists in

  1. a. Construct a time series plot. What type of pattern exists in the data? Is there an indication of a seasonal pattern?
  2. b. Use a multiple linear regression model with dummy variables as follows to develop an equation to account for seasonal effects in the data: Qtr1 = 1 if quarter 1, 0 otherwise; Qtr2 = 1 if quarter 2, 0 otherwise; Qtr3 = 1 if quarter 3, 0 otherwise.
  3. c. Compute the quarterly forecasts for next year.
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ESSEN OF BUSINESS ANALYTICS (LL) BOM

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