What is the (cumulative) probability ofsurviving at the beginning? (time 0)
What is the cumulative probability of surviving to the beginning of the second year?
What is the cumulative probability of surviving at the end of the first year?
What is the cumulative probability of surviving to the beginning of year 3?
What is the cumulative probability of surviving to the beginning of year 4 or end of year 3?
= 1.0
= 0.9
= 0.9
= 0.747
= 0.545