A Comparative Study of Organic and Conventionally Grown Produce Was

Essay

A comparative study of organic and conventionally grown produce was checked for the presence of E. coli. Results are summarized below. Is there a significant difference in the proportion of E. coli in organic versus conventionally grown produce? Test at α = .10. $$\begin{array} { l l l } & \text { Sample Size } & \text { E. Coll Prevalence } \\\text { Organic } & 200 & 3 \\\text { Conventional } & 500 & 20\end{array}$$