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Summarizing two evaluation studies in educational technology

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summary of two evaluation studies

summary of two evaluation studies

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  • 1. Summary of two evaluation studies in educational technology Asma Salim Ali Al-Balushi TECH4102 SQU,COE,ILT u068699@squ.edu.om
  • 2. Introduction
    • This presentation introduces a summary of two evaluation studies in educational technology. The first summary focuses on the evaluation methodology used, in terms of purpose and instruments. The second focuses on the evaluation of specific technology features.
  • 3. First study
    • Title: An Empirical Exploration of Using Wiki in an English as a Second Language Course (HC Wang, CH Lu, JY Yang, HW Hu, GF Chiou. . Institute of Information Science, Academia Sinica, Taiwan . 2005)
    • What it is about?!
    • It is an empirical study of using a new and cost-effective Web-based collaboration software, Wiki, in a freshman-level English as a second language (ESL) course.
  • 4. Methodology
    • Purpose:
    • Its main goal was to explore and observe the scenario: What if the Wiki tool were to be used in an English as a second language course in Taiwan?
    • Instrument:
    • WUM, was used for extracting useful information from the log data. Actually, It is an open source Web mining tool. In other words, Students who attended this study practiced English writing on a Wiki website.
    For further info: http:// citeseerx.ist.psu.edu/viewdoc/download?doi =10.1.1.102.2096&rep=rep1&type= pdf
  • 5. Second study
    • Title: Sociability and usability in online communities: Determining and measuring success ( Preece, J. (2001) Sociability and usability: Twenty years of chatting online. Behavior and Information Technology Journal , 20, 5, 347-356) .
    • What it is about?!
    • This study determine the success of online communities by identifying their sociability and usability.
    • number of participants in a community, number of messages per unit of time, members’ satisfaction, amount of reciprocity, number of on-topic messages, and trustworthiness were included to determine sociability.
    • measuring usability includes numbers of errors, productivity, user satisfaction.
  • 6. Features of technology
    • Two features of online communities , that are mentioned in the study :
    • sociability: it includes some concerns about developing software, policies and practices to support social interaction online .
    • Three main components were included :
    • Purpose . Members should have a reason to fit in a community and it depends on what it focus on! Its interest, need, information, and support .
    • People . Different Individuals with different social and organizational needs and different roles in the community .
    • Policies . Formal and informal policies are needed in the online community such as registration policies, and codes of behavior for moderators .
  • 7. Cont”
    • 2. Usability : it is concerned with the software’s role as a medium and a place for social interaction.
    • Four components were included :
    • Dialog & social interaction support. It is about the feedback that support interaction , the ease of executing commands, the ease of moving avatars, etc.
    • Information design . Ease of read, understandability of information associated with the community, etc.
    • Navigation. Ease of moving around in the community and interacting in various style .
    • Access . Clear instructions to run online community software must be provided. also, bandwidth issues must be considered .
    For further info: http://www.ifsm.umbc.edu/~preece/paper/4%20bit%20twenty%20years.pdf