If x is a binomial random variable, what is the

Adrienne Gross

Adrienne Gross

Answered question

2022-02-14

If x is a binomial random variable, what is the probability of x for n=4, x=1, p=0.3?

Answer & Explanation

Zayden Sims

Zayden Sims

Beginner2022-02-15Added 8 answers

Step 1
P(X=1), n=4 p=0.3
XBinomial(n=4, p=0.3)
P(X=1)=(nx)px(1p)nx
=(41)(0.3)1(10.3)41
=4×(0.3)1(0.7)3
=0.4116=0.4116000.412
P(X=1)=0.412

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