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師資培育與就業輔導處
師資培育與就業輔導處
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/13
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search.filters.author.Chi-Wei Hung
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search.filters.author.Feng-Jui Hsieh
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search.filters.author.洪志瑋
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search.filters.author.謝豐瑞
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search.filters.subject.translation of vectors
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search.filters.subject.concept definition
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search.filters.subject.concept image
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search.filters.subject.inner product
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search.filters.subject.內積
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高中生對於任意兩向量 可否作內積之概念心像
(
國立臺灣師範大學師資培育與就業輔導處
,
2012-12-??
)
洪志瑋
;
謝豐瑞
;
Chi-Wei Hung
;
Feng-Jui Hsieh
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本研究探討高中生對於內積概念中的基礎概念,「相同維度的任意兩向量皆可作內積」之概念心像。研究採問卷調查法,收集質與量的資料。研究抽樣採立意取樣,包括高數學程度、中數學程度學校之理組與文組四個班紋,共149位高中三年級學生。研究結果發現高達四成的學生對於起點不同的兩向量不具備皆可作內積的概念心像,僅有約四成的學生其任意兩向量皆可作內積的心像穩固,不會隨著題目所給的刺激而有所改變;同時學生的概念心像受到向量、角度、內積定義等相關概念心像的影響。
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