=== Run information ===Scheme: weka.classifiers.trees.J48 -C 0.25 -M 2Relation: mammographic-massesInstances: 815Attributes: 6 BI-RADS-assessment age shape margin dinsity severityTest mode: evaluate on training data=== Classifier model (full training set) ===J48 pruned tree------------------BI-RADS-assessment = 1: 0 (0.0)BI-RADS-assessment = 2: 0 (7.0)BI-RADS-assessment = 3: 0 (24.0/4.0)BI-RADS-assessment = 4| margin = 1: 0 (285.0/26.0)| margin = 2| | age 52: 1 (6.0/2.0)| margin = 3: 0 (45.0/11.0)| margin = 4| | age 69: 1 (13.0/1.0)| margin = 5: 1 (27.0/12.0)BI-RADS-assessment = 5: 1 (316.0/31.0)Number of Leaves : 11Size of the tree : 15Time taken to build model: 0.01 seconds=== Evaluation on training set ===Time taken to test model on training data: 0 seconds=== Summary ===Correctly Classified Instances 693 85.0307 %Incorrectly Classified Instances 122 14.9693 %Kappa statistic 0.6993Mean absolute error 0.2284Root mean squared error 0.3379Relative absolute error 45.7465 %Root relative squared error 67.6363 %Total Number of Instances 815 === Detailed Accuracy By Class === TP Rate FP Rate Precision Recall F-Measure MCC ROC Area PRC Area Class 0.891 0.194 0.832 0.891 0.861 0.701 0.897 0.870 0 0.806 0.109 0.873 0.806 0.838 0.701 0.897 0.857 1Weighted Avg. 0.850 0.153 0.852 0.850 0.850 0.701 0.897 0.864 === Confusion Matrix === a b