Four ordinary fair dice are rolled. a. In how many ways can the four numbers obtained have

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Four ordinary fair dice are rolled.

a. In how many ways can the four numbers obtained have a sum of 22?

b. Find the probability that the four numbers obtained have a sum of 22.

c. The four dice are rolled on eight occasions. Find the probability that the four numbers obtained have a sum of 22 on at least two of these occasions.

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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 14, 2021 02:10 AM

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Four ordinary fair dice are rolled. a. In how many ways can the four numbers obtained have

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

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