The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 13 people reveals the mean yearly consumption to be 58 gallons with a standard deviation of 18 gallons. Assume the population distribution is normal. (Use t Distribution Table.) a-1. What is the value of the population mean? multiple choice 1 Unknown 58 18 a-2. What is the best estimate of this value? b. For a 90% confidence interval, what is the value of t? (Round your answer to 3 decimal places.) c. What is the margin of error? (Round your answer to 3 decimal places.) d. Develop the 90% confidence interval for the population mean. (Round your answers to 3 decimal places.) e. Would it be reasonable to conclude that the population mean is 52 gallons? multiple choice 2 Yes No It is not possible to tell.

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The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 13 people reveals the mean yearly consumption to be 58 gallons with a standard deviation of 18 gallons. Assume the population distribution is normal. (Use t Distribution Table.)

a-1. What is the value of the population mean?

multiple choice 1

  • Unknown
  • 58
  • 18



a-2. What is the best estimate of this value?

 



b. For a 90% confidence interval, what is the value of t(Round your answer to 3 decimal places.)

 



c. What is the margin of error? (Round your answer to 3 decimal places.)

 



d. Develop the 90% confidence interval for the population mean. (Round your answers to 3 decimal places.)

 



e. Would it be reasonable to conclude that the population mean is 52 gallons?

multiple choice 2

  • Yes
  • No
  • It is not possible to tell.
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c. What is the margin of error? (Round your answer to 3 decimal places.)

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