Your friend, Jamie, rolled a number cube and got the number 5. On his next turn, he says he won't be able to roll another 5 because he is only expected to roll a 5 once every six rolls. Is your friend correct? Explain your answer.

Question

Mathematics

Elianna Baldwin

24 May, 17:41

Your friend, Jamie, rolled a number cube and got the number 5. On his next turn, he says he won't be able to roll another 5 because he is only expected to roll a 5 once every six rolls. Is your friend correct? Explain your answer.

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Answers (1)

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Yael Galloway · Answer 1

He is not correct. Although he only has a 1/6 chance to roll a five again, there is just as much of a chance that he will roll another five as there is a chance that he would roll any other number on the dice.