Use the Following Sample Data to Answer the Next

question 19

Short Answer

Use the following sample data to answer the next questions. In order to
evaluate patient response to a course of therapy to treat brain tumors, a sample of
300 patients revealed that 196 patients were responsive to a certain course of
treatment. Use the Sign test with a .05 significance level to test the claim that a
majority of patients with brain tumors were responsive to treatment.
-Identify the critical value.