{"id":558,"date":"2018-06-30T21:05:04","date_gmt":"2018-06-30T12:05:04","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/what-is-poisson-distribution\/"},"modified":"2025-01-17T23:50:27","modified_gmt":"2025-01-17T14:50:27","slug":"what-is-poisson-distribution","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/what-is-poisson-distribution\/","title":{"rendered":"R \u3067\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u30b0\u30e9\u30d5\u3092\u63cf\u304f\u65b9\u6cd5"},"content":{"rendered":"\n<p>R \u3092\u4f7f\u3063\u305f\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u66f8\u304d\u65b9\u306e\u89e3\u8aac<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u30b0\u30e9\u30d5\u306e\u66f8\u304d\u65b9\u306e\u524d\u306b\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u3068\u306f\">\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306f\u3001\u6570\u5b66\u8005\u30dd\u30a2\u30bd\u30f3\u304c\u767a\u8868\u3057\u305f\u3001\u96e2\u6563\u78ba\u7387\u5206\u5e03\u3002<\/p>\n\n\n\n<p>\u96e2\u6563\u3068\u306f\u3001\u96e2\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u3002<\/p>\n\n\n\n<p>0\u56de\u30011\u56de\u30012\u56de\u30013\u56de\u30fb\u30fb\u30fb\u304c\u751f\u3058\u308b\u78ba\u7387\u3060\u3002<\/p>\n\n\n\n<p>\u30e9\u30e0\u30c0\u03bb \u304c1\u306e\u5834\u5408\u306e 0 \u304b\u3089 10 \u307e\u3067\u306e\u78ba\u7387\u3092\u8a08\u7b97\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span>x<span class=\"synStatement\">=<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">10<\/span><span class=\"synSpecial\">,<\/span> lambda<span class=\"synStatement\">=<\/span><span class=\"synConstant\">1<\/span><span class=\"synSpecial\">)<\/span>\n<\/code><\/pre>\n\n\n\n<p>\u8a08\u7b97\u7d50\u679c\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u611f\u3058\u3060\u304c\u3001\u30b0\u30e9\u30d5\u306b\u3057\u3066\u307f\u306a\u3044\u3068\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"synStatement\">&gt;<\/span> <span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span>x<span class=\"synStatement\">=<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">10<\/span><span class=\"synSpecial\">,<\/span> lambda<span class=\"synStatement\">=<\/span><span class=\"synConstant\">1<\/span><span class=\"synSpecial\">)<\/span>\n<span class=\"synSpecial\">&#91;<\/span><span class=\"synConstant\">1<\/span><span class=\"synSpecial\">]<\/span> <span class=\"synConstant\">3.678794e-01<\/span> <span class=\"synConstant\">3.678794e-01<\/span> <span class=\"synConstant\">1.839397e-01<\/span> <span class=\"synConstant\">6.131324e-02<\/span> <span class=\"synConstant\">1.532831e-02<\/span>\n<span class=\"synSpecial\">&#91;<\/span><span class=\"synConstant\">6<\/span><span class=\"synSpecial\">]<\/span> <span class=\"synConstant\">3.065662e-03<\/span> <span class=\"synConstant\">5.109437e-04<\/span> <span class=\"synConstant\">7.299195e-05<\/span> <span class=\"synConstant\">9.123994e-06<\/span> <span class=\"synConstant\">1.013777e-06<\/span>\n<span class=\"synSpecial\">&#91;<\/span><span class=\"synConstant\">11<\/span><span class=\"synSpecial\">]<\/span> <span class=\"synConstant\">1.013777e-07<\/span>\n<\/code><\/pre>\n\n\n\n<p>\u3061\u306a\u307f\u306b\u3001\u30e9\u30e0\u30c0\u03bb \u306f\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u6bcd\u6570\u3067\u3001\u5e73\u5747\u3068\u5206\u6563\u306e\u671f\u5f85\u5024\u3002<\/p>\n\n\n\n<p>\u30e9\u30e0\u30c0\u4e00\u3064\u3067\u5206\u5e03\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u308f\u3051\u3060\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u30b0\u30e9\u30d5\u306e\u66f8\u304d\u65b9\">\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u30b0\u30e9\u30d5\u306e\u66f8\u304d\u65b9<\/h2>\n\n\n\n<p>\u30b0\u30e9\u30d5\u306b\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3053\u3093\u306a\u611f\u3058\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"synStatement\">&gt;<\/span> <span class=\"synIdentifier\">plot<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">10<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">10<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synConstant\">1<\/span><span class=\"synSpecial\">),<\/span> type<span class=\"synStatement\">=<\/span><span class=\"synConstant\">\"h\"<\/span><span class=\"synSpecial\">,<\/span> lwd<span class=\"synStatement\">=<\/span><span class=\"synConstant\">3<\/span><span class=\"synSpecial\">)<\/span>\n<\/code><\/pre>\n\n\n\n<p>\u30b0\u30e9\u30d5\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u611f\u3058\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"587\" height=\"586\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121617.png\" alt=\"\" class=\"wp-image-3053\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121617.png 587w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121617-300x300.png 300w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121617-150x150.png 150w\" sizes=\"(max-width: 587px) 100vw, 587px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>0\u56de\u30681\u56de\u304c\u305d\u308c\u305e\u308c0.4\u5f31\u3002<\/p>\n\n\n\n<p>2\u56de\u30013\u56de\u30014\u56de\u3067\u3069\u3093\u3069\u3093\u4e0b\u304c\u308a\u30015\u56de\u4ee5\u4e0a\u306f\u307b\u3068\u3093\u3069\u8d77\u304d\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u5e73\u5747\u306e\u671f\u5f85\u5024\u30e9\u30e0\u30c0\u304c1\u306a\u306e\u3067\u30011\u304c\u51fa\u3084\u3059\u3044\u306e\u306f\u5f53\u7136\u3002<\/p>\n\n\n\n<div id=\"biost-3501384798\" class=\"biost- biost-entity-placement\"><p style=\"text-align: center;\"><span style=\"font-size: 20px;\"><strong><a href=\"https:\/\/best-biostatistics.com\/kmhl\">\uff1e\uff1e\u3082\u3046\u7d71\u8a08\u3067\u60a9\u3080\u306e\u306f\u7d42\u308f\u308a\u306b\u3057\u307e\u305b\u3093\u304b\uff1f\u00a0<\/a><\/strong><\/span><\/p>\r\n<a href=\"https:\/\/best-biostatistics.com\/kmhl\"><img class=\"aligncenter wp-image-2794 size-full\" src=\"https:\/\/best-biostatistics.com\/wp\/wp-content\/uploads\/2023\/11\/bn_r_03.png\" alt=\"\" width=\"500\" height=\"327\" \/><\/a>\r\n<p style=\"text-align: center;\"><span style=\"color: #ff0000; font-size: 20px;\"><strong><span class=\"marker2\">\u21911\u4e07\u4eba\u4ee5\u4e0a\u306e\u533b\u7642\u5f93\u4e8b\u8005\u304c\u8cfc\u8aad\u4e2d<\/span><\/strong><\/span><\/p><\/div><h2 class=\"wp-block-heading\" id=\"\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u6761\u4ef6\u3092\u5909\u3048\u308b\u3068\u30b0\u30e9\u30d5\u306e\u5f62\u72b6\u304c\u5909\u308f\u308b\">\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u6761\u4ef6\u3092\u5909\u3048\u308b\u3068\u30b0\u30e9\u30d5\u306e\u5f62\u72b6\u304c\u5909\u308f\u308b<\/h2>\n\n\n\n<p>4 \u3064\u306e\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u3092\u540c\u6642\u306b\u8868\u793a\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>0\u304b\u308910\u306e\u7bc4\u56f2\u3067\u3001\u30e9\u30e0\u30c0\u304c1<\/li>\n\n\n\n<li>0\u304b\u308920\u306e\u7bc4\u56f2\u3067\u3001\u30e9\u30e0\u30c0\u304c4<\/li>\n\n\n\n<li>0\u304b\u308940\u306e\u7bc4\u56f2\u3067\u3001\u30e9\u30e0\u30c0\u304c15<\/li>\n\n\n\n<li>0\u304b\u3089100\u306e\u7bc4\u56f2\u3067\u3001\u30e9\u30e0\u30c0\u304c50<\/li>\n<\/ul>\n\n\n\n<p>4 \u3064\u306e\u30b0\u30e9\u30d5\u3092\u4e26\u3079\u3066\u66f8\u304f\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"synIdentifier\">layout<\/span><span class=\"synSpecial\">(<\/span><span class=\"synType\">matrix<\/span><span class=\"synSpecial\">(<\/span><span class=\"synIdentifier\">c<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">1<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">3<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">2<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">4<\/span><span class=\"synSpecial\">),<\/span>nr<span class=\"synStatement\">=<\/span><span class=\"synConstant\">2<\/span><span class=\"synSpecial\">))<\/span>\n<span class=\"synIdentifier\">par<\/span><span class=\"synSpecial\">(<\/span>las<span class=\"synStatement\">=<\/span><span class=\"synConstant\">1<\/span><span class=\"synSpecial\">)<\/span>\n<span class=\"synIdentifier\">plot<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">10<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">10<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synConstant\">1<\/span><span class=\"synSpecial\">),<\/span> type<span class=\"synStatement\">=<\/span><span class=\"synConstant\">\"h\"<\/span><span class=\"synSpecial\">,<\/span> lwd<span class=\"synStatement\">=<\/span><span class=\"synConstant\">3<\/span><span class=\"synSpecial\">,<\/span> ylim<span class=\"synStatement\">=<\/span><span class=\"synIdentifier\">c<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">0.4<\/span><span class=\"synSpecial\">))<\/span>\n<span class=\"synIdentifier\">plot<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">20<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">20<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synConstant\">4<\/span><span class=\"synSpecial\">),<\/span> type<span class=\"synStatement\">=<\/span><span class=\"synConstant\">\"h\"<\/span><span class=\"synSpecial\">,<\/span> lwd<span class=\"synStatement\">=<\/span><span class=\"synConstant\">3<\/span><span class=\"synSpecial\">,<\/span> ylim<span class=\"synStatement\">=<\/span><span class=\"synIdentifier\">c<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">0.4<\/span><span class=\"synSpecial\">))<\/span>\n<span class=\"synIdentifier\">plot<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">40<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">40<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">15<\/span><span class=\"synSpecial\">),<\/span> type<span class=\"synStatement\">=<\/span><span class=\"synConstant\">\"h\"<\/span><span class=\"synSpecial\">,<\/span> lwd<span class=\"synStatement\">=<\/span><span class=\"synConstant\">3<\/span><span class=\"synSpecial\">,<\/span> ylim<span class=\"synStatement\">=<\/span><span class=\"synIdentifier\">c<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">0.4<\/span><span class=\"synSpecial\">))<\/span>\n<span class=\"synIdentifier\">plot<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">100<\/span><span class=\"synSpecial\">,<\/span> <span class=\"synIdentifier\">dpois<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">:<\/span><span class=\"synConstant\">100<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">50<\/span><span class=\"synSpecial\">),<\/span> type<span class=\"synStatement\">=<\/span><span class=\"synConstant\">\"h\"<\/span><span class=\"synSpecial\">,<\/span> lwd<span class=\"synStatement\">=<\/span><span class=\"synConstant\">3<\/span><span class=\"synSpecial\">,<\/span> ylim<span class=\"synStatement\">=<\/span><span class=\"synIdentifier\">c<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">0<\/span><span class=\"synSpecial\">,<\/span><span class=\"synConstant\">0.4<\/span><span class=\"synSpecial\">))<\/span>\n<\/code><\/pre>\n\n\n\n<p>\u3060\u3093\u3060\u3093\u30e9\u30e0\u30c0\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u3001\u6b63\u898f\u5206\u5e03\u306b\u8fd1\u3065\u3044\u3066\u3044\u308b\u306e\u304c\u308f\u304b\u308b\u3060\u308d\u3046\u304b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"587\" height=\"586\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121628.png\" alt=\"\" class=\"wp-image-3055\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121628.png 587w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121628-300x300.png 300w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121628-150x150.png 150w\" sizes=\"(max-width: 587px) 100vw, 587px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>R \u3067\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u66f8\u304d\u65b9\u3092\u89e3\u8aac\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u53c2\u8003\u306b\u306a\u308c\u3070\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u53c2\u8003\u66f8\u7c4d\">\u53c2\u8003\u66f8\u7c4d<\/h2>\n\n\n\n<p><a href=\"https:\/\/amzn.to\/3PC9hxD\" data-type=\"link\" data-id=\"https:\/\/amzn.to\/3PC9hxD\">The R Tips \u7b2c3\u7248 \u30c7\u30fc\u30bf\u89e3\u6790\u74b0\u5883R\u306e\u57fa\u672c\u6280\u30fb\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9\u6d3b\u7528\u96c6<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/amzn.to\/40CAA16\" data-type=\"link\" data-id=\"https:\/\/amzn.to\/40CAA16\">Statistical Methods in Medical Research<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>R \u3092\u4f7f\u3063\u305f\u30dd\u30a2\u30bd\u30f3\u5206\u5e03\u306e\u66f8\u304d\u65b9\u306e\u89e3\u8aac<\/p>\n","protected":false},"author":2,"featured_media":3055,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[5,37,134],"tags":[],"class_list":["post-558","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-r","category-37","category-134"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/06\/20200921121628.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/558","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/comments?post=558"}],"version-history":[{"count":3,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/558\/revisions"}],"predecessor-version":[{"id":3439,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/558\/revisions\/3439"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media\/3055"}],"wp:attachment":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media?parent=558"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/categories?post=558"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/tags?post=558"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}