Mathematics, 05.05.2021 03:30, beserkerbradley5863

Rhino viruses typically cause common colds. In a test of the effectiveness of a echinacea, 35 of the 42 subjects treated with echinacea developed rhinovirus infections. In a placebo group, 91 of the 106 subjects developed rhinovirus infections. Use a 0.01 significance level to test the claim that echinacea has an effect on rhinovirus infections. Required:
Test the claim using a hypothesis test.

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Rhino viruses typically cause common colds. In a test of the effectiveness of a echinacea, 35 of the...