which of the following is the unit used for measuring variability in mixed model settings? what is the purpose of a mixed-model test which statement relates the variable equipment variable variable testing what is the model for equal variability how to test variability in mixed model how to measure variability with mixed model what is a mixed model which model is used to test for equal variance? what is meant by equal variabilities in mixed model how do I check variability in mixed model which model is the testing for equal variability what is equal variability in mixed model what is the test for equal variability what type of model does equal variability test r test variable what is the r variable for variability test equal variability which of these is a variable for a mixed model what type of variability is tested in a mixed model