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Use the Confidence Interval to find the Margin of Error and the Sample mean: 1) (45.67,...

Use the Confidence Interval to find the Margin of Error and the Sample mean:

1) (45.67, 57.82) Margin of Error =  , Sample mean =

2) (12.05,12.23) Margin of Error =  , Sample mean =

Do not round your answers.

Math   Statistics-And-Probability   
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