Which of the conclusions would help you pick a vendor for your needs regarding lead-time of delivery from your vendors?

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).

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

View Answer

Answer: B,C,D,E