1. We investigate the chance of survival among 75 children (between 2 to 4 years old) with acute lymphocytic leukemia after beginning of treatment with stem-cell transplant and chemotherapy. The table 1 shows the life time of the study. Based on the provided information, please complete the last three columns, reporting 4 decimal places for proportions.

2. In a few sentences, please describe your findings from above question.