=== Summary === Correctly Classified Instances 19 95 % Incorrectly Classified Instances 1 5 % Kappa statistic 0.9 Mean absolute error 0.05 Root mean squared error 0.2236 Relative absolute error 10.0372 % Root relative squared error 44.8569 % Total Number of Instances 20 === Detailed Accuracy By Class === TP Rate FP Rate Precision Recall F-Measure Class 0.909 0 1 0.909 0.952 low 1 0.091 0.9 1 0.947 high === Confusion Matrix === a b <-- classified as 10 1 | a = low 0 9 | b = high