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Why is this binomial and what is the answer?

Why is this binomial and what is the answer?-example-1
User BIU
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1 Answer

4 votes

Answer:

2e⁻² ≈ 0.271

Explanation:

This is actually a Poisson distribution. The probability is:

P(x; μ) = e^(-μ) (μˣ) / x!

P(2; 2) = e⁻² (2²) / 2!

P(2; 2) = 2e⁻²

P(2; 2) ≈ 0.271

User Vitorbal
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