Apply The Test At A 5% Level Of Significance. What Is Critical Value? What Is Computes Statistic? True?

A study is designed to investigate whether there is a difference in response to various  treatments in patients with rheumatoid arthritis. The outcome is patient’s self-reported  effect of treatment. The data are shown below. Is there a statistically significant  difference in the proportions of patients who show improvement between treatments 1  and 2. Apply the test at a 5% level of significance.  1. Critical value: (2 points) 2. Computed statistic: (2 points)  3. Based on comparing the computed statistics to the critical value which of the  following is (are) true? (6 points)  a. There is significant evidence, alpha=0.05, to show that there is a difference in  the proportions of patients who show improvement between treatments 1 and 2.  b. There is not significant evidence, alpha=0.05, to show that there is a difference in  the proportions of patients who show improvement between treatments 1 and 2.  c. There is significant evidence, alpha=0.05, to show that there is a no difference in  the proportions of patients who show improvement between treatments 1 and 2.  d. a and c.    data on document…4th page

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