(* Repair Time for the Diskdrives *)

(* colname={factor A(technician 1 2 3) * factor B(brand 1 2 3),n=5} *)



diskdrive = {{{62.0, 48.0, 63.0, 57.0, 69.0}, {57.0, 45.0, 39.0, 54.0, 

          44.0}, {59.0, 53.0, 67.0, 66.0, 47.0}}, {{51.0 , 57.0, 45.0, 50.0, 

          39.0}, {61.0, 58.0, 70.0, 66.0, 51.0}, {55.0, 58.0, 50.0, 69.0, 

          49.0}}, {{59.0, 65.0, 55.0, 52.0, 70.0}, {58.0, 63.0, 70.0, 53.0, 

          60.0}, {47.0, 56.0, 51.0, 44.0, 50.0}}};