The probability of vomiting after riding the Vomitron is 40%. If 7 people ride the Vomitron, what is the probability that more than 6 do not vomit afterwards?
X : number of people ride the vomitron but do not vomit afterwords.
X ~ bin (n,p)
where, n =7
p = probability of not vomiting after riding = (1-0.4) = 0.6
q = 40% = 0.4
the pmf of the distribution be:-
If 7 people ride the Vomitron,the probability that more than 6 do not vomit afterwards is:-
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