how is the variance calculated in a mixed effects model which of the following are the random effects of the mixed effect model how is the variance calculated in a mixed effect model? if the model is a random effect matrix how is the variance calculated how is the variance matrix calculated and iteratively estimated how is variance calculated how is the variance matrix computed what model is variance determined how is random effects calculated with mixed effects what is the matrix of random effects in mixed effects how is variance estimate what is the function for calculating variance how is variance calculated in mixed effects model how to find random effects in mixed effects why would i use the function to estimate variance how would a linear mixed effects model be iteratively estimated how are the variance components calculated how is the random effect matrix calculated? how to calculate the variance matrix how is the variance matrices computed from the data