In linear blended modeling can I compare a complete model with AR1 covariance to a nested design by using a diagnonal covariance? OkManufacturer141OkManufacturer141 32511 silver badge55 bronze badges Insert a remark   "El uso de AutoCAD y la creación de bloques dinámicos nos ha permitido agilizar enormemente los procesos" Brook https://www.facebook.com/share/1J6iVuTuXb/