1. 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. Pain Relief No Pain Relief New Medication Placebo 44 76 21 99 Is there a significant difference in the proportions of patients reporting pain relief? (Hint: P- value < 0.001, use 5% confidence level.)

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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1. 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.
Pain Relief
No Pain Relief
New Medication
44
76
Placebo
21
99
Is there a significant difference in the proportions of patients reporting pain relief? (Hint: P-
value < 0.001, use 5% confidence level.)
Transcribed Image Text:1. 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. Pain Relief No Pain Relief New Medication 44 76 Placebo 21 99 Is there a significant difference in the proportions of patients reporting pain relief? (Hint: P- value < 0.001, use 5% confidence level.)
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