Parameters | Workflows | Variables Defining Blocks

Variables Defining Blocks
Specify variables whose levels define blocks corresponding to a single random effect. Observations within the same block are assumed to be correlated.
To Specify Variables Defining Blocks:
The Available Variables field is populated with variables from the specified data set.
Left-click a single variable, or hold down Ctrl while left-clicking multiple variables, from the Available Variables field.
Click to add the selected variable(s) to the Variables Defining Blocks field.