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#2 Echinacea Cold Treatment (Chi-Square two way table analysis) Group No Cold Cold Total Echinacea 4 44 48 Placebo 15 88 103 a) Ho: there

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#2 Echinacea Cold Treatment (Chi-Square two way table analysis) Group No Cold Cold Total Echinacea 4 44 48 Placebo 15 88 103 a) Ho: there is no association between risk of cold and echinacea treatment Ha: there is an association between risk of cold and echinacea treatment b) Pearson Chi-Square p-value = p

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