Question

4.3.6 Assume the Poisson distribution applies. Use the given mean to find the indicated probability Find P(4) when μ 5. P(4)- Round to the nearest thousandth as needed.) Enter your answer in the answer box and then click Check Answer All parts showing Clear All

Answer 1

Solution :

Given that ,

mean = $\mu$ = 5

P ( 4 ) = Probability exactly 4

x = 4

Using poisson probability formula,

P(X = x) = (e^{- $\mu$} * $\mu$ ^x ) / x!

P(X = ) = (e^-5 * 5⁴ / 4!

Probability = 0.1755

P ( 4 ) = 0.1755