This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2019, Subject name: Social & Preventive Medicine
[{'content': 'Which of the following option is true about ROC curve? \nSelect and explain. \nA. It is a method of evaluating the quality/performance of tests, B. It is plotted as test Sensitivity as x-coordinate versus its 1-Specificity (False positive rate FPR) as the y-coordinate, C. A perfect test has an area under the ROC curve (AUROCC) of >1, D. A decrease in sensitivity result in decrease in specificity', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ROC curve = Recicver. Operator characteristic curve. 1 - No use 2 - fair 3 - Good 4 - Excellent Area under the ROC cure = 1 - if specificity and sensitivity both are 100% ROC curve - it is a method of evaluating the quality / performance of tests.', 'role': 'assistant'}]