Suppose that a particular strain of staphylococcus produces a certain symptom in 2% of those infected. At a church picnic 200 persons ate contaminated food and were infected with the organism. What is the probability that the following numbers having this symptom?
I think that I am supposed to use the normal distribution.
a) 10 or fewer.
b) None.
c) More than 4.
d) Exactly 4.
2007-11-04 14:47:15 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
You need to apply the binomial distribution. Check out:
http://en.wikipedia.org/wiki/Binomial_distribution
2007-11-05 18:26:49 · answer #1 · answered by simplicitus 7 · 0⤊ 0⤋
once you score 80 5%, meaning you acquire 80 5% of the achievable factors. once you score at 80 5 percentile, meaning your score become greater suited than 80 4% of the different human beings taking the examination.
2016-12-30 19:20:48 · answer #2 · answered by lanahan 4 · 0⤊ 0⤋