Example 8.4. In a public-health study involving intravenous drug users, subjects are tested for HIV. Denote the HIV statuses by Y1,..., Y,, and assume these statuses are iid from Bernoulli(p) (e.g., 1, if positive; 0, otherwise). What is an approximate 95% bound on e? Solution:Example 8.4. In a public-health study involving intravenous drug users, subjects are tested for HIV. Denote the HIV statuses by Y1,..., Y,, and assume these statuses are iid from Bernoulli(p) (e.g., 1, if positive; 0, otherwise). What is an approximate 95% bound on e? Solution