Balance Scale dataset 1: Description. This data set was generated to model psychological experimental results. The attributes are the left weight, the left distance, the right weight, and the right distance. 2: Type. Unsupervised 3: Origin. Real world 4: Instances. 625 5: Features. 4 6: Missing values. No 7: Header. @relation balance @attribute Left-weight real [1.0, 5.0] @attribute Left-distance real [1.0, 5.0] @attribute Right-weight real [1.0, 5.0] @attribute Right-distance real [1.0, 5.0] @attribute Balance_scale {L,B,R} @inputs Left-weight, Left-distance, Right-weight, Right-distance, Balance_scale