what is proc multiplied does sas use proc-mixed can we trust the result of sas proc mixed what is the purpose of proc mixed sas what is the g matrix of proc mixed what is a proc multiplied matrix what is the g value of proc mixed when is proc multiplied positive sas compliant definition of proc mixed? when the g matrix is not positive definite can we trust the results of proc mixed in sas what is a proc matrix when the matrix g is positive, can we trust the results of proc mixed can we trust the results of proc multiplied in sas is sas proc mixed what matrix has an average of definite fixed __________ can we trust the results of proc merged in sas when a matrix of random effects is positive definite, can you trust the results of prob mixed proc mixed definition sas can proc differ with sas