Which of the following methods is used to assess transit service efficiency?

Ridership data analysis is a vital method used to assess transit service efficiency because it provides measurable insights into how well a transit system is performing in terms of usage and capacity. By evaluating ridership data, transit agencies can determine patterns of use, peak times, and how effectively services are meeting the needs of their passengers. This analysis helps in identifying under-utilized routes and opportunities for improvement, ensuring that resources are allocated efficiently to enhance service.

Understanding ridership figures enables agencies to make informed decisions about service frequency, route adjustments, and overall system planning, ultimately leading to a more efficient transit network that better serves the community. While other methods such as public announcements, historical route comparisons, and annual financial audits can provide valuable information about different aspects of transit operations, it is the ridership data that specifically focuses on the performance and efficiency of the service itself.