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Mathematics 10 Online
Cole:

Alex says that if he rolls an odd number on the first number cube, it is more likely that he will roll an even number on the second number cube. Is he correct? Explain.

TheSmartOne:

Hi there Cole! Welcome to QuestionCove! What do you think? Do you think the first result will impact what happens the second time around. Hint: think about a coin. Does getting a heads the first time mean if you flip it the second time, you're more likely to get tails? Remember pay attention to the word "more likely"

Macho14:

No this is not correct, these events are independent. The chances of rolling an even number on the second cube is just as probable as rolling an odd on the first cube. However, if the question asked for a re-roll if he got the same number last time, then it would be dependent and he would be more likely to roll an even

Macho14:

oof srry tso, I realized after posting that we aren't supposed to give direct answers...

darkknight:

I don't know who is contradicting what. But yes. These are independent events. So they won't effect each other

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