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Que mesurent les statistiques de qualité d'ajustement (goodness-of-fit statistics), comme le R2? ❑ La manière dont la FRP s'ajuste aux données observées. ❑ La qualité d'ajustement entre la FRE et la FRP. ❑ La manière dont la FRE s'ajuste à la FRP. ❑ La qualité d'ajustement de la FRE par rapport aux données observées.

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