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Unformatted text preview: $: 1.7 age: 1.4 margin of error $: 3.5 age: 2.7 95% lower $: 2.4 age: 4.2 95% upper $: 9.4 age: 9.7 95% confidence interval $: from 2.4 to 9.4 from 4.2 to 9.7-The Yankees earn $7.8 on average, while the Marlins only earn $1.9 on average.-The Yankees are 34.9 years old on average, while the Marlins are only 28.0 years old on average.-It is clear that the Yankees earn much more $ on avererage than the Marlins. With 95% confidence we can say that the Yankees earn between $2.4 and $9.4 million more than the Marlins.-It is also clear that the Yankees are older on average than the Marlins. With 95% confidence we can say that the Yankees are between 4.2 and 9.7 years older than the Marlins....
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- Fall '09