ROC curve ROC curve is a plot of TPR(sensitivity) against FPR(specificity) which depicts relative trade-offs between benefits(true positives) and costs(false positives) number of true positives Sensitivit number of true positives+ number of false negatives number of true negatives Specificity= number of true negatives number of false positivesROC curve ROC curve is a plot of TPR(sensitivity) against FPR(specificity) which depicts relative trade-offs between benefits (true positives) and costs (false positives)