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Author Question: How much money does the average professional football fan spend on food at a single football game? ... (Read 103 times)

@Brianna17

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Question 1

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

Question 2

How much money does the average professional football fan spend on food at a single football game? That question was posed to 40 randomly selected football fans. The sample results provided a sample mean and standard deviation of and $2.80, respectively. Find and interpret a 99% confidence interval for μ.


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Marked as best answer by @Brianna17 on Feb 14, 2020

canderson530

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@Brianna17

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Reply 2 on: Feb 14, 2020
Gracias!


cici

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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