OCR GCE AS LEVEL FURTHER MATHEMATICS A PAPER 1 QUESTION PAPER 2023 (Y532/01: Statistics)

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OCR GCE AS LEVEL FURTHER MATHEMATICS A PAPER 1 QUESTION PAPER 2023 (Y532/01: Statistics). DOWNLOAD OFFICIAL AND VERIFIED OCR AS LEVEL FURTHER MATHEMATICS A PAPER 1 QUESTION PAPER 2023 ON www.leakedexams.com.

1 A radar device is used to detect flaws in motorway roads before they become dangerous. The
number of flaws in a 1km stretch of motorway is denoted by X. It may be assumed that flaws
occur randomly.
(a) State two further assumptions that are necessary for X to be well modelled by a Poisson
distribution. [2]
Assume now that X can be modelled by the distribution Po(5.7).
(b) Determine the probability that in a randomly chosen stretch of motorway, of length 1km,
there are between 8 and 11 flaws, inclusive. [2]

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Author	OCR KING
Published	30 Jul 2024
Included files	PDF
Y532 Y532/01 OCR GCE AS LEVEL FURTHER MATHEMATICS A PAPER 1 QUESTION PAPER 2023 OCR AS LEVEL MATHEMATICS A PAPER 1 OCR MATHEMATICS PAPER 1 2023 MATHEMATICS A PAPER 1 OCR OCR MATHEMATICS 2023 OCR AS LEVEL MATHEMATICS PAPER 1 2023 MATHEMATICS