Predictive value of a positive test is defined as ?
Ans. is `b' i.e., True + ye (true + ye + false + ye) x 100
True + ve/true + ye + false - ye x 1 00
True + ye/true + ye + false + ye x 100
False + ve/true + ve + false + vex 100
False + ve/true + ve + false - vex 100