A baker sells 3.5 birthday cakes per hour on average. The number sold is modelled by a Poisson distribution.
Find the probability that exactly 2 cakes are sold in one hour.
Find the probability that more than 10 cakes are sold in three hours.
47 exam-style questions on WJEC A Level Maths 2.4 Statistical distributions, covering 2.4.1 Statistical distributions, 2.4.2 Statistical distributions, and 2.4.3 Statistical distributions. Each one has a worked solution and a mark scheme showing where the marks go.