which statement makes it hard to control for covariates which statement is based on the observation that the model should be appropriate for multiple regression? how does multiple regression actually work can multiple regression model control for covariates can i adjust multiple regression to control for covariates can you control for all the covariates in multiple regression models? how to control for covariates in multiple regression which is a pernicious mistake in an observational study? what is the problem of adjusting for a covariate in multiple regression when are multiple regression models difficult to control for how do you adjust for the covariate in multiple regression what is the definition of multiple regression for london what kind of study is simpson's paradox in regression how does multiple regression work? when you control for covariates, your results are always expected to be which model correctly accounts for the covariate in an ancovaca study? can multiple regression be used for analyzing variables how well can multiple regression adjust for covariates can you control for covariates can multiple regression adjust for variables