1. Slide 7

2. Slides 13, 14, 15 NHPP – Non-Homogeneous Poisson Process

3. Slide 16 GO Model – Initially, you catch more bugs per unit time because there are more of them. Later, you catch less, there are less bugs to catch.

4. Slide 28 Recall

5. Slides 29, 30, 31 Solving using generating function

6. Slides 53-56 The original slides are not quite right. There are three possible sequences of events leading to a failure: Sequence 1: Spare unit fails. Then active unit fails. Sequence 2: Active unit fails. Covered. Then spare unit fails Sequence 3: Active unit fails. Not covered.

7. Slides 53-56