what's the meaning of iv what does a covariate say about the original mean how does a covariate give insight when comparing the mean to an adjusted mean? when comparing the adjusted mean and mean what does a covariate say about the adjusted mean? what is the relationship between iv and dv in statistics what do covariates give what is the effect of a covariate when a dv is lower? how does a covariate give insight when comparing the mean to the adjusted mean? what is the effect of the covariate which covariate is used to compare the adjusted mean? how does a covariate give insight when comparing the original means to the adjusted mean? can an individual's adjusted mean be covariate what does an adjusted mean mean mean? how do covariates help the iq range what type of covariate is v what is the difference between an adjusted mean of mean and a covariate what does the covariate mean in an experiment what is the difference between the original mean and adjusted mean? how does a covariate give insight when comparing the original mean and the adjusted mean? what is the covariate iv test score mean for