document.write( "Question 768426: The U.S. Dairy Industry wants to estimate the mean yearly milk\r \n" );
document.write( "\n" );
document.write( " consumption. A sample of 16 people reveals the mean yearly consumption\r \n" );
document.write( "\n" );
document.write( " to be 60 gallons with a standard deviation of 20 gallons.\r \n" );
document.write( "\n" );
document.write( "a. What is the value of the population mean? What is the best\r \n" );
document.write( "\n" );
document.write( " estimate of this value?\r \n" );
document.write( "\n" );
document.write( "b. Explain why we need to use thetdistribution. What assumption do\r \n" );
document.write( "\n" );
document.write( " you need to make?\r \n" );
document.write( "\n" );
document.write( "c. For a 90 percent confidence interval, what is the value oft?\r \n" );
document.write( "\n" );
document.write( "d. Develop the 90 percent confidence interval for the population\r \n" );
document.write( "\n" );
document.write( " mean.\r \n" );
document.write( "\n" );
document.write( "e. Would it be reasonable to conclude that the population mean is 63\r \n" );
document.write( "\n" );
document.write( " gallons? (Lind. Statistical Techniques in Business & Economics. 2012) \n" );
document.write( "
![\"\"](\"/images/stars/iconNewId_16x16.gif\")
