scholarly journals A case study of using the hybrid model of scrum and six sigma in software development

Author(s):  
Mona Najafi Sarpiri ◽  
Taghi Javdani Gandomani

<span>The world of software engineering is constantly discovering new ways that lead to an increase in team performance in the production of software products and, at the same time, brings the customer's further satisfaction. With the advent of agile methodologies in software development, these objectives have been considered more seriously by software teams and companies. Due to their very nature, agile methodologies have the potential to be integrated with other methodologies or specific managerial approaches defined in line with agility objectives. One of the cases is Six Sigma, which is used in organizations by focusing on organizational change and process improvement. In the present study, attempts were made to present the hybrid software development approach, including Scrum, as the most common agile and Six Sigma methodology. This approach was practically used in a case study, and the obtained results were analyzed. The results of this evaluation showed that this hybrid method could lead to the increased team performance and customer satisfaction. However, besides these two achievements, an increase in the number of re-works, number of defects discovered, and the duration of the project implementation were also observed. These cases are in line with the main objectives of Scrum and Six Sigma and are justifiable and acceptable due to achieving those objectives.</span>

Author(s):  
Ernest Mnkandla

This chapter aims to reveal agile techniques that have been applied to software development and have resulted in meaningful improvements in software productivity. Available literature generally state some claims on the gains associated with the use of particular agile methodologies in software development. What lacks however, is a comprehensive analysis of how the application of agile techniques as a family will lead to improvement in software productivity. This chapter therefore provides such details. Software productivity techniques provide ways of measuring three things in order to determine the productivity of software; software products, software production processes and structures, and software production setting. Agile methodologies improve software productivity by focusing on the software production process and structures. The fundamental concern of this chapter is to show that agile methodologies measure the production process activities in a different but effective way from the more traditional approaches. For example, time-to-market is reduced by use of an iterative incremental development approach.


Author(s):  
Kiran Saeed ◽  
Yaser Hafeez ◽  
Sadia Ali ◽  
Muhammad Usman Shahid ◽  
Naila Iqbal

Many agile software development practices are promoted to improve the quality of software products. In recent years agile software development overlooked the usability features that effected system productivity.Usability is a main feature of interaction. Interaction is a way of a farming relationship between people and designed objects. An interactive model provides the way to band application together to achieve target user’s need. Usability gained attention of researchers and engineers because of its own importance. Agile software methods and usability engineering played a major role for producing better and reliable products, because both of them are concepts of methods as well as practices. The purpose of this research was to highlight the need of usability practices. The proposed model demonstrates that usability heuristics were much compatible with agile methodologies and would help to improve its productivity by reducing time and cost. Action research was applied for the development of framework proposed. The framework was evaluated using case study and further results were compared with existing related work.


2012 ◽  
Vol 622-623 ◽  
pp. 472-477
Author(s):  
Ali A. Karakhan ◽  
Angham E. Alsaffar

The aims of this study are to measure the defect rate and analyze the problems of production of ready concrete mixture plant by using Six Sigma methodology which is a business strategy for operations improvement depending basically on the application of its sub-methodology DMAIC improvement cycle and the basic statistical tools where the process sigma level of concrete production in the case study was 2.41 σ.


2016 ◽  
Vol 7 (3) ◽  
pp. 294-323 ◽  
Author(s):  
Samsul Islam

Purpose This study aims to expand the current knowledge of the Six Sigma approach in a period of time when there is little direct evidence of the need to improve the credit card account opening process. This is an important but neglected area of focus in the Six Sigma literature. This study explores the extent to which process improvement practices are extended to the credit card department. Design/methodology/approach A case study methodology is adopted in this study to facilitate an exploration of the implemented Six Sigma approach in the credit card department of a leading commercial bank. The process improvement tool used is the define, measure, analyze, improve and control (DMAIC) cycle. Findings The study’s results confirm that the Six Sigma approach improves the quality of the credit card account opening process. So, the Six Sigma approach can account for a reduced number of keying-in errors, resulting in better data accuracy and improved customer satisfaction. Research limitations/implications The authors, in an attempt to render the study results more feasible for data collection, have chosen to focus on the process of the new accounts unit of the credit card department. Therefore, the authors have not taken into account the other units (e.g. transaction processing) of the same department. Practical implications The results of this study will be useful in persuading bank management to evaluate and implement the Six Sigma approach. Hence, this research will assist bank managers with replies to questions, such as: “What impact will Six Sigma have on process-centric improvement, such as the new accounts opening process of a credit card department?” Originality/value Within the literature on the Six Sigma practice, there is little research that focuses on the implementation of this particular toolset especially for credit card departments. This indicates a gap in the field. A new contribution to bridging that gap comes from the analysis of the results for the Six Sigma concept, which addresses the new accounts opening process.


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