1. Below shows the survival curves of two treatment groups (treatment 1 and treatment 2) for treating high-risk late stage breast cancer. Treatment 1 is shown as the blue curve and treatment 2 is shown as green.The event is the recurrence of the tumor. The time is measured in days. Answer the following questions:

Survival Functions 1.0- group +1-censored + 2-censored 0.8- 0.6- Cum Survival 0.4- 0.2- 0.0-1 100 200 300 400 time