Exam (elaborations)
OCR 2023 GCE FURTHER MATHEMATICS B MEI Y432/01: STATISTICS MINOR A LEVEL QUESTION PAPER & MARK SCHEME (MERGED)
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A fair spinner has ten sectors, labelled 1, 2, …, 10. In order to start a game, Kofi has to obtain an 8, 9 or 10 on the spinner. (a) Find the probability that Kofi starts the game on the third spin. [2] (b) Find the probability that Kofi takes at least 5 spins to start the game. [1] (c) Deter...
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