The quantity
$$
u_j-\mathbb E_0U_j
=u_j-\frac{r_j^{(1)}}{r_j^{(0)}+r_j^{(1)}}
$$
is the observed-minus-expected group-1 event count at time $a_j$. A positive value is local evidence that group 1 has the greater <hazard function>; a negative value points toward group 0.

Solution

Past exam of the mathematics course of the University of Cambridge / 2024 / iii / Paper 207 / 4 / a / iii / Solution

 Solution

ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2024/iii/paper-207/4/a/iii/solution