概率论的中心极限定理问题..6.(10 points) Suppose that a random sample is

概率论的中心极限定理问题..
6.(10 points) Suppose that a random sample is to be taken from a Bernoulli distribution
with p = 0.2.Use the central limit theorem to find approximately the size of a random
sample that must be taken in order that
Pr(| X − p |≤ 0.1) ≥ 0.95.
c7f6kz 1年前 已收到1个回答 举报

happyharryl 幼苗

共回答了20个问题采纳率:90% 举报

let X be the frequency,Ybe the nummber of occurence=nX
-0.1

1年前 追问

10

举报 happyharryl

我最後算反了,应该是 1.96^2*16
这个答案步骤和我的一模一样没什麼可解释的了
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