本研究主要目的在探討哪些因素會影響台灣電視新聞的正確性、以及記者報導新聞錯誤的原因，除了探討傳統認知新聞性質、新聞取得方式、記者本身專業程度對新聞內容影響外，本研究也嘗試分析媒介組織常規、意識形態如何影響記者新聞報導的正確性。本研究採用個案研究及深入訪談兩種研究方法，選擇科學、生活、司法三種新聞類型之三則新聞報導為個案，深入訪談六位撰稿記者以及三位消息來源，深入了解哪些因素可能影響電視新聞正確性以及記者報導錯誤發生的原因。 研究主要發現如下： (一)不論何種類型新聞，電視新聞主觀錯誤多於客觀錯誤。 (二)對新聞觀點的不同及電視新聞篇幅限制，造成消息來源與記者對錯誤認知歧見嚴重 (三)媒介組織機構常規與政策影響新聞「正確性」最嚴重。 (四)影響新聞正確性因素，隨著新聞類型不同，影響程度亦有所不同。 / This research mainly conducts the causes to influence the news accuracy of television news in Taiwan, and the reason why journalists make mistakes while reporting. Besides the influence of news content caused by traditional acknowledged news, the methods to obtain news, professionalism of journalists, this research also try to analyze how the ideology and the policies of media organization impact on the news accuracy of individual journalists. This research adopts case study method and in-depth interview method, choosing three reports from science, leisure, and juristic categories as study cases, and interviewed six journalists and three sources, to figure out the causes to influence the news accuracy of television news and the reason why journalists make mistakes while reporting. Findings of this research： 1.Despite of the type of news, television news has more subjective errors than objective errors. 2.Difference of viewpoints toward news and the time limitation of television news result in different opinions of misapprehension between journalist and source. 3.Rules and policies of media organization are most influential to the news accuracy. 4.The causes to influence news accuracy are different due to the type of news, the degree of impact also differs.