A Poisson distribution models:
✓ Correct Answer: Option B
Poisson: P(X=k) = (λ^k e^−λ)/k!. Models rare events: defects per unit, arrivals per hour. λ = mean rate.
Poisson: P(X=k) = (λ^k e^−λ)/k!. Models rare events: defects per unit, arrivals per hour. λ = mean rate.