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Dr. Carlos Minchón Medina

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• Proceso estacionario de tendencia (PET)<br />

Tendencia determinista<br />

Media (Y t) =<br />

Varianza (Y t) = Constante<br />

La estacionariedad se logra restando la media a Y t )o,<br />

centrando).<br />

Caminata aleatoria con variaciones y tendencia<br />

determinista:

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