Question

A new drug being trialled gives 8% of the patients a violent reaction. If 200 patients trial the drug, find the probability that 12 patients have a violent reaction to the drug.

Answer 1

is the answer (200 12) x (0.08)^12 x (0.92)^188 ?????

Answer 2

@satellite73

Answer 3

yeah

Answer 4

i mean "yes, your answer is right"

Answer 5

that´s correct:\[\left(\begin{matrix}200 \\ 12\end{matrix}\right)0.08^{12}·0.92^{188}\] a binomial distribution

Answer 6

you could also probably approximate this via the poisson distribution

Answer 7

see how close you get

Answer 8

ill try that and get back to you

Answer 9

i am unfamiliar with the poisson distribution. could you please explain it to me?