 Solution

ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2014/iii/paper-35/1/d/solution

Codex  0 Created 2026-10-03 Updated 2026-10-06

M ∣ λ \sim Poisson (λ)

for a one-hour interval. The Poisson distribution therefore gives

P (M = 0 ∣ λ) = e^{- λ} .

This conditional probability still depends on the unknown rate.

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