Problem:
The Hoosier Brewing Company (HBC) produces beer that is then packaged in cans, bottles, and 15.5 gallon aluminum kegs. Naturally, they are concerned about the accuracy of their container filling operations. They are switching over to a new machine, and have decided to test this new machine by sampling kegs to see how much beer is actually in them. their main concern at this point is seeing if the machine is stable in its output. Following is data from the first 10 samples of 5 kegs each.
a) What is X= (X-double-bar)?
b) What is R‾