In a study of treatments for very painful "cluster" headaches, 142 patients were treated with oxygen and 145 other patients were given a placebo consisting of ordinary air. Among the 142 patients in the oxygen treatment group, 113 were free from headaches 15 minutes after treatment. Among the 145 patients given the placebo, 39 were free from headaches 15 minutes after treatment. Use a 0.05 significance level to test the claim that the oxygen treatment is effective. Complete parts (a) through (c) below. a. Test the claim using a hypothesis test. Consider the first sample to be the sample of patients treated with oxygen and the second sample to be the sample of patients given a placebo. What are the null and alternative hypotheses for the hypothesis test? OC. Ho: P1 SP2 H: P, #P2 B. Ho: P1 2 P2 O A. Ho: P1 #P2 H: P1 = P2 H: P1 #P2 F. Ho P1 P2 O D. Ho: P1 = P2 H: P, P2 Identify the test statistic.
In a study of treatments for very painful "cluster" headaches, 142 patients were treated with oxygen and 145 other patients were given a placebo consisting of ordinary air. Among the 142 patients in the oxygen treatment group, 113 were free from headaches 15 minutes after treatment. Among the 145 patients given the placebo, 39 were free from headaches 15 minutes after treatment. Use a 0.05 significance level to test the claim that the oxygen treatment is effective. Complete parts (a) through (c) below. a. Test the claim using a hypothesis test. Consider the first sample to be the sample of patients treated with oxygen and the second sample to be the sample of patients given a placebo. What are the null and alternative hypotheses for the hypothesis test? OC. Ho: P1 SP2 H: P, #P2 B. Ho: P1 2 P2 O A. Ho: P1 #P2 H: P1 = P2 H: P1 #P2 F. Ho P1 P2 O D. Ho: P1 = P2 H: P, P2 Identify the test statistic.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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please help me also find the p value and what the conclusion would be. Thank you!
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