Mathematics A, Further H235: Discrete Random Variables Topical Past Paper Questions
OCR AS Mathematics A, Further (H235) past-paper questions on Discrete Random Variables, free. This topic is frequently examined across 4 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Anika walks along a street that contains parked cars. The number of cars that Anika passes, up to and including the first car that is white, is denoted by X. (a) State two assumptions needed for X to be well modelled by a geometric distribution. [2] Assume now that $X$ can be wel…
A town council is planning to introduce a new set of parking regulations. An interviewer contacts randomly chosen people in the town and asks them whether they are in favour of the proposal. The first person who is not in favour of the regulation is the Rth person interviewed. It…
(a) A substance emits particles randomly at a constant average rate of 3.2 per minute. A second substance emits particles randomly, and independently of the first source, at a constant average rate of 2.7 per minute. Find the probability that the total number of particles emitted…
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