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Mathematics, 19.05.2021 21:50 lexirandall19

To find how much money the average American family spends to cool their home, 100 Alaskan families are surveyed at random. Of the families, 85 said they spend less than
$75 per month on cooling. The researcher concluded that the average American
family spends less than $75 on cooling per month. Is the conclusion valid? Explain.

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