The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 26 people reveals the mean yearly consumption to be 84 gallons with a standard deviation of 26 gallons. Assume that the population distribution is normal. (Use  t Distribution Table.)   a-1. What is the value of the population mean?       84 26 Unknown   a-2. What is the best estimate of this value?     Estimate population mean      c. For a 95% confidence interval, what is the value of t? (Round your answer to 3 decimal places.)     Value of t      d. Develop the 95% confidence interval for the population mean. (Round your answers to 3 decimal places.)     Confidence interval for the population mean is  and  .   e. Would it be reasonable to conclude that the population mean is 62 gallons?       Yes No It is not possible to tell.

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Chapter1: Combinatorial Analysis
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The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 26 people reveals the mean yearly consumption to be 84 gallons with a standard deviation of 26 gallons. Assume that the population distribution is normal. (Use  t Distribution Table.)

 

a-1. What is the value of the population mean?
   
 
  • 84
  • 26
  • Unknown

 

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

 

  Estimate population mean   

 

c.

For a 95% confidence interval, what is the value of t(Round your answer to 3 decimal places.)

 

  Value of t   

 

d.

Develop the 95% confidence interval for the population mean. (Round your answers to 3 decimal places.)

 

  Confidence interval for the population mean is  and  .

 

e. Would it be reasonable to conclude that the population mean is 62 gallons?
   
 
  • Yes
  • No
  • It is not possible to tell.
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