Question: PLEASE USE EXCEL TO ANSWER THE QUESTION A clinical trial is conducted comparing a new pain reliever for arthritis to a placebo. Participants are randomly
PLEASE USE EXCEL TO ANSWER THE QUESTION
A clinical trial is conducted comparing a new pain reliever for arthritis to a placebo. Participants are randomly assigned to receive the new treatment or a placebo and the outcome is pain relief within 30 minutes. The data are shown below. Is there a significant difference in the proportions of patients reporting pain relief? Run the test at a 5% level of significance.
| . | Pain Relief | No Pain Relief |
|---|---|---|
| New medication | 44 | 76 |
| Placebo | 21 | 99 |
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