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Mathematics, 18.07.2019 21:30 Nathaliasmiles

In a random sample of 30 sixth graders, 9 has traveled outside of the united states. there are a total of 120 sixth graders in the school. predict how many students have traveled outside of the united states.

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In a random sample of 30 sixth graders, 9 has traveled outside of the united states. there are a tot...

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