Multiple Choice

are used to determine the upper $($UCL$)$ and lower $($LCL$)$ control limits on a control chart

are outside, nonrandom problems such as breakdown of machinery, material variation, or human error

can be present in a process that is fully capable of meeting specifications consistently

are of secondary importance in quality control procedures used to detect and eliminate variation

are intrinsic to the process and will always be there unless the process is changed