A team at JBI, Inc. is trying to decrease the cycle time for a small motor the company makes. One of the characteristics for the system is on-time...

A team at JBI, Inc. is trying to decrease the cycle time for a small motor the company makes. One of the characteristics for the system is on-time delivery to customers. The team has been collecting data on the percentage of orders that are shipped late each week out of the total number shipped. An order is considered late if it is not shipped by the ship date. Which control chart would be appropriate to monitor this specific data?