頁籤選單縮合
題 名 | 不同超文件環境對五專生質譜之學習成效的影響=The Influence of Different Hypertext Environments on Mass Spectrometry Learning Efficacy for College Students |
---|---|
作 者 | 林正輝; | 書刊名 | 技術學刊 |
卷 期 | 14:3 1999.09[民88.09] |
頁 次 | 頁373-380 |
分類號 | 521.12 |
關鍵詞 | 階層式; 網狀式; 超文件; 質譜法; 迷思概念; Hierarchical-like; Network-like; Hypertext; Mass spectrometry; Misconception; |
語 文 | 中文(Chinese) |
中文摘要 | 本文旨在以階層式結構及網狀式結構之兩種不同超文件環境,探討私立專校學 生學習質譜之結果。1.受測者在階層式與網狀式之學習成就,沒有顯著差異(p>0.05)。 2.高分組學生在階層式之學習時間是網狀式的三倍多,達顯著差異(p<0.05)。3.在階層 式,高、低分組之學習時間有顯著差異(p<0.05);在網狀式,高、中分組及中、低分組 均有顯著差異,尤其前者達p<0.01之水準。4.受測者對階層式持較正面的學習態度。5. 過半數受測者對於(1)含Cl、Br有機物之母離子峰的判定及P□/P□、P□/P□之或然率的 計算.(2)質量比母離子□C□H□Br□Cl□增加4的可能離子式,均無法作答。 |
英文摘要 | This article indicates results in learninc, mass spectrometry in private college students with 2 different hypertext environments of hierarchical-like and network-like structures. 1.There is no significant difference (P>0.05) in learning achievement between the hierarchical-like and network-like structures. 2.A significant difference was found (P<0.05) in the time spent on completing the instruction. The high-level students took 3 times longer in a hierarchical-like structure than in network-like structure. 3. When usin. a hierarchical-like structure, the high-level students differ a lot from the lowlevel ones in the time spent on completing the instruction. We found a significant difference in high-level to mid-level, and mid-level to low-level, especially, the former's value is less than 0.01 when using the network-like structure. 4. The students took a positive attitude towards the hierarchical-like structure. 5. More than half of the students couldn't answer the following questions: (1). How does one determine the parent ion peak of organic halogen (Cl, Br) compounds and the calculation of the probability of P□/P□, P□/P□, (2). What are the probable isotopic species of C□H□BrCl□ whose mass in- creases 4 units from □C□H□ Br□Cl□. |
本系統中英文摘要資訊取自各篇刊載內容。