Tamil Nadu Board of Secondary EducationHSC Commerce Class 12th
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Time Series Analysis

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  • Meaning, Uses and Basic Components
  • Why should we learn Time Series?
  • Components of Time Series
  1. Secular Trend
  2. Seasonal variations 
  3. Cyclic variations 
  4. Irregular variations
  • Measurements of Trends
  1. Freehand or Graphic Method
  2. Method of Semi-Averages
  3. Method of Moving Averages
  4. Method of Least Squares
  • Method of Moving Averages
  • Method of Least Squares
  • Methods of measuring Seasonal Variations By Simple Averages
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