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How much money does the average professional football fan spend on food at a single football game? ...

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How much money does the average professional football fan spend on food at a single football game? ...

How much money does the average professional football fan spend on food at a single football game? That question was posed to 60 randomly selected football fans. The sampled results show that the sample mean was $70.00 and prior sampling indicated that the population standard deviation was $17.50. Use this information to create a 95 percent confidence interval for the population mean.

▸ 70 ± 1.671

▸ 70 ± 1.833

▸ 70 ± 1.960

▸ 70 ± 1.645

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Statistics

Edition: 12^th

Authors: McClave, Sincich, Tamarack

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