{"image_url":null,"categories":["statistics"],"title":"\u6b8b\u5dee\u5e73\u65b9\u548c\u3092\u6700\u5c0f\u306b\u3059\u308b\u56de\u5e30\u76f4\u7dda\u306e\u6c7a\u5b9a\u4fc2\u6570\u306f\u76f8\u95a2\u4fc2\u6570\u306e2\u4e57\u306b\u7b49\u3057\u3044","author_name":"kiririmode","blog_title":"\u7406\u7cfb\u5b66\u751f\u65e5\u8a18","blog_url":"https://kiririmode.hatenablog.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkiririmode.hatenablog.jp%2Fentry%2F20230729%2F1690604383\" title=\"\u6b8b\u5dee\u5e73\u65b9\u548c\u3092\u6700\u5c0f\u306b\u3059\u308b\u56de\u5e30\u76f4\u7dda\u306e\u6c7a\u5b9a\u4fc2\u6570\u306f\u76f8\u95a2\u4fc2\u6570\u306e2\u4e57\u306b\u7b49\u3057\u3044 - \u7406\u7cfb\u5b66\u751f\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://kiririmode.hatenablog.jp/entry/20230729/1690604383","author_url":"https://blog.hatena.ne.jp/kiririmode/","width":"100%","height":"190","version":"1.0","published":"2023-07-29 13:19:43","provider_url":"https://hatena.blog","description":"\u5e73\u65b9\u548c\u306e\u5206\u89e3 \u56de\u5e30\u76f4\u7dda $\\hat{y}=\\hat{\\alpha}+\\hat{\\beta} x$ \u306b\u5bfe\u3057\u3066\u3001\u5fdc\u7b54\u5909\u6570$y$\u306e\u5909\u52d5\u306e\u5927\u304d\u3055\u3092\u8868\u3059\u5e73\u65b9\u548c\u3092$S_T$\u3068\u304a\u304f\u3002 $$ \\begin{eqnarray} S_T &=& \\sum (y_i - \\bar{y}) ^2 \\newline &=& \\sum \\left( (y_i - \\hat{y_i} ) + (\\hat{y_i} - \\bar{y} ) \\right) ^2 \\newline &=& \\sum ( y_i - \\hat{y_i} ) ^2 + 2 \\sum (y_i - \\hat{y_i} )(\\hat{y_i} - \\b\u2026","provider_name":"Hatena Blog","type":"rich"}