Lecture #4: Compute Trend Equations and Values | Time Series

This lecture explains How to convert the Annual trend equation with the Monthly trend equation and How to calculate the Trend Values. #OptimizationProbStat
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Trend Equations and Values: • Lecture #4: Compute Tr...

[@sumitsana6170]

Sir at 17:38 min what's the logic behind dividing coefficients 12^2 and 12^3 ?
Please explain