The Assessment and Foundation of Bell-Shaped  Testability Growth Effort Functions Dependent System  Testability Growth Models Based on NHPP

<div>Observed and two estimated current TGEFs for DS.</div>

Mathematical Problems in Engineering

fig13

Figure 13

Figure 13: The Assessment and Foundation of Bell-Shaped  Testability Growth Effort Functions Dependent System  Testability Growth Models Based on NHPP 

Figure 13 | The Assessment and Foundation of Bell-Shaped  Testability Growth Effort Functions Dependent System  Testability Growth Models Based on NHPP 