Mathematics (AS & A Level) · May / June 2022 · Paper 63 · Question 5
9709
As printed in the paper
The question as text
The number of clients who arrive at an information desk has a Poisson distribution with mean 2.2 per 5-minute period.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
5(a)[3]
5(b)[2]
5(c)[4]
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