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Mathematics, 25.03.2021 18:50 12martinkat

The national mean annual salary for a school administrator is $90,000 a year. A school official took a sample of 25 school administrators in the state of Ohio to learn about salaries in that state to see if they differed from the national average.

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The national mean annual salary for a school administrator is $90,000 a year. A school official took...

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