Find probability that three drug have mild side effect

Reference no: EM13143453

In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 13 patients using the drug is selected. Find the probability that:

(A) exactly three will have this mild side effect
(B) at least five will have this mild side effect.

Reference no: EM13143453

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