which covariate would be used if the ANCOVA model was a daily study? why can't i use day number in ancova can the data be used as a continiously covariate how to use day number model in experiment is day number a congruent covariate which type of variable is continious when to use day number as a covariate which is the correct covariate for treatment? when do you use day number in ancova when using racová as a covariate which model use day number for regression should day number be used as a covariate if day is continious what does day be in ancova what kind of variable is day number in ancova is day number continious or non continious why use day number as covariate in ancova can you use day number as covariate when to use day number as ancovariate which variable is used by the ANCOVA why to use day number as covariate