Pain Relief No Pain Relief New Medication 44 76 Placebo 21 99 A clinical trial is conducted comparing a new pain reliever for arthritis to a placebo. Participants are randomly assigned to receive the...

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. Is there any significant difference in the proportions of patients reporting pain relief? Run the test at a 5% level of significance. Easiest way to do it in Excel?