Effects of Prevalence on Diagnostic Tests
Interpretation
| Breast Cancer |
Total |
||
| Positive |
Negative |
||
| Physical Examination | |||
| Positive (lump) |
80 |
10 | 90 |
| Negative (no lump) | 20 | 90 | 110 |
| Total | 100 | 100 | 200 |
Reflection
Interpret the test statistics you calculated for the physical exam.