Final answer:
The best problem statement for improving an online bookseller's delivery process when the three-day promise is not met is to acknowledge the failure in meeting the expected delivery time and to set a clear improvement goal aimed at ensuring all orders are delivered within the designated timeframe.
Step-by-step explanation:
To effectively address the issue of delayed deliveries at an online bookseller, a precise problem statement must be formulated. A suitable problem statement for this project would be:
"Despite promising a three-day delivery service, our online bookselling company consistently fails to meet this expectation, negatively impacting customer satisfaction and trust. The goal of this project is to analyze and improve the existing delivery processes to ensure that all orders are delivered to customers within the promised three-day window."
This problem statement clearly identifies the current challenge—orders not being delivered as promised within the three-day time frame—while setting an improvement goal for the project team. It also implicitly recognizes the implications of this challenge on customer service, suggesting a comprehensive approach to streamlining the delivery process.