Mathematics B (MEI) H630: PROBABILITY Topical Past Paper Questions
OCR AS Mathematics B (MEI) (H630) past-paper questions on PROBABILITY, free. This topic is regularly examined across 4 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
A fair six-sided die has its faces numbered 1, 3, 4, 5, 6 and 7. The die is rolled once. A is the event that the die shows an even number. B is the event that the die shows a prime number. (a) Write down the value of $p(A)$. (b) Write down the value of $p(B)$. (c) Write down the…
The table shows the probability distribution for the discrete random variable X. You are given that q is a positive constant. (a) Determine the value of $q$. (b) Calculate $ P(X \leq 4) $. Two independent values of X are taken. (c) Determine the probability that the sum of the tw…
The probability distribution of the discrete random variable X is given in Fig. 4. Fig. 4 (i) Find the value of k. $ X_{1} $ and $ X_{2} $ are two independent values of X. [2] [2] (ii) Find $ \mathrm{P}(X_{1}+X_{2}=6) $.
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