1. Investigate if there is an association between survival past 500 days and treatment group.(a) Create a variable that indicate

Question

2 years ago

14

1. Investigate if there is an association between survival past 500 days and treatment group.(a) Create a variable that indicate

s whether each observation survived >= 500 days.(b)What are the two tests that could be used to answer this question? What are the null andalternative hypotheses for each test? When is each test appropriate?(c)Perform the chi-squared test to investigate if there is an association between survival past 500 daysand treatment group. Does one treatment group have a better outcome than the other? Write abrief paragraph to summarize your results. Your summary does not need to include a confidenceinterval, but it should include basic descriptive statistics.(d)Explain why the analysis performed is not sufficient to make definitive conclusions regarding theefficacy of the two treatment groups.

Mathematics

1 answer:

vekshin1 · Answer 1 · 2022-08-01T06:28:52+03:00

vekshin12 years ago

3 0

Answer:

There is association between survival and treatment H1: there is no association between survival and treatment.

Step-by-step explanation: