what is the confidence interval in a mixed model what is the correct confidence interval for a r model r compared to sas sas confidence intervals what is the confidence interval of a r mixed model what is the confidence interval of a r and sas model what is the confidence interval of the sas model? what is the confidence interval in r and sas which model gives the best confidence interval how to write the consistency model of r what is the confidence interval for sas vs r? is an equivalent mixed variable in r what is the confidence interval for a variable in mixed model data which of the following is an equivalent method to build a mixed model? a r model that is used to test the accuracy of a fixed-effects model is called what when are the confidence intervals of sas and r models which is the confidence interval of a mixed model? what is the difference between r and sas models what is sas in r which sas model has the same confidence interval?