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Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 46 of...

Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 46 of the 51 subjects treated with echinacea developed rhinovirus infections. In a placebo​ group, 84 of the 101 subjects developed rhinovirus infections. Use a 0.05 significance level to test the claim that echinacea has an effect on rhinovirus infections. Complete parts​ (a) through​ (c) below. a. Test the claim using a hypothesis test. Consider the first sample to be the sample of subjects treated with echinacea and the second sample to be the sample of subjects treated with a placebo. What are the null and alternative hypotheses for the hypothesis​ test? What is test statistic z= What is pvalue

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