The specification limit for a bag of C&A s jelly beans is 5 ounces and 3 ounces. A process that produces the jelly beans has a mean of 4 ounces and a standard deviation of 0.1 ounces. Which of the following measure should C&A use to determine if the process is capable of meeting specification?
Cp
Cpk
X-bar chart
Range chart
Count chart