{"description":"\u78ba\u7387\u5909\u6570$X$\u304c\u6b63\u898f\u5206\u5e03$N(\\mu,\\sigma ^2)$\u306b\u5f93\u3046\u3068\u304d\u3001$X$\u306e\u4e00\u6b21\u95a2\u6570$aX+b$\u306f\u6b63\u898f\u5206\u5e03$N(a\\mu + b, a ^2 \\sigma ^2)$\u306b\u5f93\u3046\u3068\u8a00\u3046\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\u3002 \u4eca\u65e5\u306f\u307e\u305a\u3053\u308c\u3092\u8a3c\u660e\u3057\u3001\u305d\u306e\u4e0a\u3067$Z=\\frac{X-\\mu}{\\sigma}$\u3068\u8a00\u3046\u5909\u63db\u304c$N(0,1)$\u306e\u6a19\u6e96\u6b63\u898f\u5206\u5e03\u306b\u5f93\u3046\u3068\u3044\u3046\u6a19\u6e96\u5316\u3092\u8a3c\u660e\u3057\u3066\u3044\u304d\u307e\u3059\u3002 $X \\sim N(\\mu, \\sigma ^2) \\Rightarrow aX + b \\sim N(a\\mu + b, a ^2 \\sigma ^2)$ \u6a19\u6e96\u5316: $X \\sim N(\\mu, \\sigma ^2) \\Rightarro\u2026","blog_title":"\u7406\u7cfb\u5b66\u751f\u65e5\u8a18","url":"https://kiririmode.hatenablog.jp/entry/20230917/1694897001","type":"rich","blog_url":"https://kiririmode.hatenablog.jp/","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkiririmode.hatenablog.jp%2Fentry%2F20230917%2F1694897001\" title=\"\u6b63\u898f\u5206\u5e03\u306e\u6a19\u6e96\u5316 - \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>","published":"2023-09-17 05:43:21","provider_url":"https://hatena.blog","title":"\u6b63\u898f\u5206\u5e03\u306e\u6a19\u6e96\u5316","image_url":null,"provider_name":"Hatena Blog","categories":[],"height":"190","author_name":"kiririmode","width":"100%","author_url":"https://blog.hatena.ne.jp/kiririmode/"}