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À quel type de plan corrélationnel correspond les caractéristiques suivantes: Étude qui teste des hypothèses posées a priori, référant habituellement à des appuis empiriques antérieurs et un cadre théorique établie. Les mêmes participants sont évalués, sur les variables à l'étude, à au moins deux moments différents.a) Plan descriptif et transversalb) Plan descriptif et longitudinalc) Plan confirmatif et transversald) Plan confirmatif et longitudinal
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