The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 23 people reveals the mean yearly consumption to be 78 gallons with a sample standard deviation of 20 gallons.
|(a-1)||What is the value of the population mean?|
|Population mean||(Click to select)78 Unknown 20|
|(a-2)||What is the best estimate of this value?|
|Estimate population mean|
For a 98 percent confidence interval, what is the value of t? (Round your answer to 3 decimal places.)
|Value of t|
Develop the 98 percent 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 69 gallons?|
|(Click to select)Yes No It is not possible to tell.|
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