Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
A company that fills 12 ounce soft drink bottles wishes to monitor the quality of their process. To do this, the company has taken a series of samples of 4 bottles. The overall average fill is 12.03 ounces. The average range for the samples has been 0.06 ounces.
-Based on this information, what is the value of the upper control limit for the x-bar chart?

A) 12.074
B) 12.059
C) 0.0437
D) 12.09
E) 0.729