Two ordinary fair dice are rolled. The discrete random variable X is the lowest common multiple of

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Two ordinary fair dice are rolled. The discrete random variable X is the lowest common multiple of the two numbers rolled.

a. Draw up the probability distribution table for X.

b. Find E(X ) and P[X > E(X)].

c. Calculate Var(X).

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

ISBN: 9781108407304

1st Edition

Authors: Dean Chalmers, Julian Gilbey

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Question Posted: Sep 13, 2021 03:07 AM

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Two ordinary fair dice are rolled. The discrete random variable X is the lowest common multiple of

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

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