A Study of User-Centered Usability Evaluation on E-Commerce Website

• Main Authors: Chang, Shu-Chen, 張淑貞
• Other Authors: Shieh, Jiann-Cherng
• Format: Others
• Language: zh-TW
• Published: 2010
• Online Access: http://ndltd.ncl.edu.tw/handle/86127812703220566365

碩士 === 國立臺灣師範大學 === 圖書資訊學研究所 === 98 === 　　The aim of this case study is to explore the applications of usability evaluation for e-commerce sites. In order to understand the real-world applications and effectiveness of usability evaluation on helping improving e-commerce sites, an evaluation system was created and implemented on iWEE, an online cosmeceutical shop. By Using task oriented usability testing, think aloud method, system usability scale, observation and in-depth interview to acpuire data. We then told the subjects apart by backgrounds and cognition discrepancy toward usability problems and found out existing issues regarding the design of iWEE website. Discovering website usability problem of IWEE website, then revise the website usability problem and re-evaluation. Below findings were identified through the process: 1. Existing flaws in iWEE including: poor labeling, inadequate search engine, difficult UI and lack of critical functions,and any of them effect website usability. 2. The combination of whether if the user is a frequent online shopper or an existing member of iWEE can make great difference on the test results. 3. The result of re-evaluation shows the user by using revised website would be Significant to reduce in use of time ,and system usability satisfaction of revised website is obviously better than original one and all the users can sussessfully finish the tasks. Suggestions we have from this study to all e-commerce practitioners as conclusion: 1. User-centred design methods should be followed. Customers’ satisfactions are the success factor for e-commerce web sites. By identifying customers’ specific needs and habit and creating the shopping environment accordingly, increase on customers’ satisfactions and sales amount are guaranteed. 2. User oriented usability evaluation method can be applied on e-commerce website to find out website usability problems , By the process of improving problems, enhances the degree of usability.