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Social & Preventive Medicine
Which of the following option is true about ROC curve?
It is a method of evaluating the quality/performance of tests
It is plotted as test Sensitivity as x-coordinate versus its 1-Specificity (False positive rate FPR) as the y-coordinate
A perfect test has an area under the ROC curve (AUROCC) of >1
A decrease in sensitivity result in decrease in specificity
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