CSSBB Web TestEngine demo

SPC Charts are used extensively in different business and decision-making environments. In this example a vendor is being selected based on speed of delivery. Which of the conclusions would help you pick a vendor for your needs regarding lead-time of delivery from your vendors? (Note: There are 4 correct answers).

Select all that apply.

• A

  Vendor A with a much shorter lead time in delivery

• B

  Vendor B as it has a better consistency (lower variance) on lead time

• C

  Vendor B as Vendor A shows a situation out of control as shown in red

• D

  Vendor B as the Control Limits are much narrower than Vendor A

• E

  Vendor B with higher lead time, but a process with much narrower Control Limits