Let CP denote carcinogenic potential, TR test results, and FR field results. Suppose that for Figure 7.23 we have the following probabilities:

Figure 7.23

PiCP High) = 0.27 PiTR Positive CP High)-0.82 PTR Negative | CP High) 0.18 FR Positive | CP High) = 0.95 Pi FR Negative CP High) = 0.05 Pi CP Low) 0.73 PrTR Positive CP Low) = 0.21 PTR Negative | CP Low) 0.79 P(FR Positive CP Low 0.17 PiFR Negative | CP Low)-0.83 Test Results Carcinogenic Risk Field Results