{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fevaluationpro.hatenablog.com%2Fentry%2F2018%2F05%2F14%2F075526\" title=\"\u7d50\u5408\u78ba\u7387\u5206\u5e03 - \u8a55\u4fa1\u3001\u5206\u6790\u306b\u3064\u3044\u3066\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2018-05-14 07:55:26","url":"https://evaluationpro.hatenablog.com/entry/2018/05/14/075526","blog_title":"\u8a55\u4fa1\u3001\u5206\u6790\u306b\u3064\u3044\u3066","categories":[],"image_url":"https://chart.apis.google.com/chart?cht=tx&chl=E%28X%29%3D1%5Ctimes1%2F5%2B2%5Ctimes2%2F5%3D1","title":"\u7d50\u5408\u78ba\u7387\u5206\u5e03","version":"1.0","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/juri1117/","description":"\u4f8b\u984c \u6b21\u306e\u8868\u306f2\u3064\u306e\u96e2\u6563\u578b\u78ba\u7387\u5909\u6570\u306e\u7d50\u5408\u78ba\u7387\u5206\u5e03\u3092\u793a\u3059\u3002 1 2 3 0 3/20 1/10 3/20 1 1/10 0 1/10 2 3/20 1/10 3/20 \u3053\u306e\u6642\u3001 (a) X\u306e\u5468\u8fba\u5206\u5e03\u3068Y\u306e\u5468\u8fba\u5206\u5e03\u3092\u6c42\u3081\u3088\u3002 (b) E(X),E(Y),E(XY),V(X),V(Y)\u3092\u6c42\u3081\u3088\u3002 (c) E(XY)=E(X)E(Y)\u306f\u6210\u308a\u7acb\u3064\u304c\u3001X\u3068Y\u306f\u72ec\u7acb\u3067\u306f\u306a\u3044\u3053\u3068\u3092\u793a\u305b\u3002 (d) Z=X+Y\u306e\u5206\u6563\u3092\u6c42\u3081\u3088\u3002 (a)\u5468\u8fba\u5206\u5e03 X\u306e\u5468\u8fba\u5206\u5e03 x 0 1 2 P(X=x) 2/5 1/5 2/5 Y\u306e\u5468\u8fba\u5206\u5e03 y 1 2 3 P(Y=y) 2/5 1/5 2/5 (b)\u671f\u5f85\u5024\u3068\u5206\u6563 (c)\u72ec\u7acb\u6027 \u304c\u2026","height":"190","author_name":"juri1117","width":"100%","provider_url":"https://hatena.blog","blog_url":"https://evaluationpro.hatenablog.com/","type":"rich"}