{"categories":["statistics"],"width":"100%","blog_url":"https://kiririmode.hatenablog.jp/","url":"https://kiririmode.hatenablog.jp/entry/20231103/1699021851","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkiririmode.hatenablog.jp%2Fentry%2F20231103%2F1699021851\" title=\"$t$\u5206\u5e03\u306e\u671f\u5f85\u5024\u3068\u5206\u6563 - \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>","author_name":"kiririmode","image_url":null,"author_url":"https://blog.hatena.ne.jp/kiririmode/","provider_name":"Hatena Blog","height":"190","version":"1.0","type":"rich","provider_url":"https://hatena.blog","title":"$t$\u5206\u5e03\u306e\u671f\u5f85\u5024\u3068\u5206\u6563","published":"2023-11-03 23:30:51","blog_title":"\u7406\u7cfb\u5b66\u751f\u65e5\u8a18","description":"\u4eca\u65e5\u306f$t$\u5206\u5e03\u306e\u671f\u5f85\u5024\u3068\u5206\u6563\u3092\u6c42\u3081\u307e\u3059\u3002 \u671f\u5f85\u5024 \u5206\u6563 \u7a4d\u5206\u9805\u3092\u6c42\u3081\u308b \u5206\u6563\u3092\u6c42\u3081\u308b \u81ea\u7531\u5ea6\u304c$m$\u3067\u3042\u308b$t$\u5206\u5e03\u306e\u78ba\u7387\u5bc6\u5ea6\u95a2\u6570\u306f\u6b21\u306e\u5f0f\u3067\u3057\u305f\u3002 $$ f _{m} (t) = \\frac{\\Gamma \\left( \\frac{m+1}{2} \\right)}{\\sqrt{\\pi m} \\cdot \\Gamma \\left( \\frac{m}{2} \\right)} \\left( 1 + \\frac{t ^{2}}{m} \\right) ^{- \\frac{m+1}{2}} $$ \u7d50\u8ad6\u304b\u3089\u8a00\u3048\u3070\u3001\u671f\u5f85\u5024\u3001\u5206\u6563\u306f\u305d\u308c\u305e\u308c\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5206\u6563\u306f$m > 2$\u306e\u5834\u5408\u306b\u306e\u307f\u5b58\u5728\u3057\u307e\u3059\u2026"}