Linear Time-Series Forecasting Model

• Used for forecasting trend

• Relationship between response variable Y & time X is a linear function

• Coded X values used often

  • Year X: ‘93 ‘94 ‘95 ‘96 ‘97
  • Coded year: 0 1 2 3 4
  • Sales Y: 78.7 63.5 89.7 93.2 92.1

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