A pair estimation technique of effort estimation in mobile app development for agile process: Case study

Effort estimation plays a vital role in the software development process in order to ensure that development tasks are delivered within the planned time. The characteristics of the mobile app environment make it different in terms of development from other traditional software. This paper presents a case study in an IT company, which examined their current estimation techniques, planning poker and expert judgment techniques, and its process in agile, and it provides and has validated a proposed estimation technique in order to enhance the accuracy of the existing technique. Moreover, this study presents the effectiveness of estimation factors/predictors in supporting the development team to manage, estimate and create subtasks for their user stories