{"id":74548,"date":"2025-01-13T21:00:00","date_gmt":"2025-01-13T12:00:00","guid":{"rendered":"http:\/\/imakoreda.com\/mystery\/?guid=d9ed67508c529031f9625c0f79392884"},"modified":"2025-01-13T21:00:00","modified_gmt":"2025-01-13T12:00:00","slug":"23%e4%ba%ba%e9%9b%86%e3%81%be%e3%82%8c%e3%81%b0%e8%aa%95%e7%94%9f%e6%97%a5%e3%81%8c%e4%b8%80%e8%87%b4%e3%81%99%e3%82%8b%e7%a2%ba%e7%8e%87%e3%81%af50%ef%bc%85%e3%82%92%e8%b6%85%e3%81%88%e3%82%8b","status":"publish","type":"post","link":"https:\/\/imakoreda.com\/mystery\/74548\/","title":{"rendered":"23\u4eba\u96c6\u307e\u308c\u3070\u8a95\u751f\u65e5\u304c\u4e00\u81f4\u3059\u308b\u78ba\u7387\u306f50\uff05\u3092\u8d85\u3048\u308b\u3002\u300c\u8a95\u751f\u65e5\u306e\u30d1\u30e9\u30c9\u30c3\u30af\u30b9\u300d\u3068\u306f\uff1f"},"content":{"rendered":"<svg display=\"none\"><def><symbol id=\"symbol-icon-arrow-down\" focusable=\"false\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"5.7 32 436.7 448.1\"><path d=\"m413 223 22 22c10 9 10 24 0 34L241 473c-9 9-25 9-34 0L13 279c-10-10-10-25 0-34l22-22c9-10 25-10 34 0l115 120V56c0-13 11-24 24-24h32c13 0 24 11 24 24v287l115-120c9-10 25-10 34 0z\"\/>\n<\/symbol><\/def><\/svg>\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"463b57\" data-has-transparency=\"false\" style=\"--dominant-color: #463b57;\"  width=\"680\" height=\"433\"    src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2025\/01\/1-48.jpg?resize=680%2C433&#038;ssl=1\" alt=\"\" class=\"wp-image-479648 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\u65e5\u5e38\u306e\u611f\u899a\u3067\u306f\u7406\u89e3\u3057\u304c\u305f\u3044\u304b\u3082\u3057\u308c\u306a\u3044\u304c\u3001\u78ba\u7387\u7684\u306b\u306f\u6b63\u3057\u3044\u3002\u6570\u5b66\u306e\u88cf\u5074\u3092\u77e5\u308c\u3070\u3001\u304d\u3063\u3068\u3082\u3063\u3068\u697d\u3057\u3081\u308b\u306f\u305a\u3060\u3002<\/p>\n\n\n\n<p class=\"references\">References: <a href=\"https:\/\/en.wikipedia.org\/wiki\/Birthday_problem\" rel=\"noopener\" >Birthday problem<\/a> \/ <a href=\"https:\/\/www.zmescience.com\/feature-post\/natural-sciences\/mathematics\/the-birthday-paradox-why-a-room-of-only-23-strangers-has-a-50-50-chance-of-a-shared-birthday\/\" rel=\"noopener\" >The Birthday Paradox: Why a Room of Only 23 Strangers Has a 50\/50 Chance of a Shared Birthday<\/a><\/p><p><b><a href=\"https:\/\/karapaia.com\/archives\/479647.html\" >\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/b><\/p>\n\n<p>\u25bc\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<br>\n\u30fb<b><a href=\"https:\/\/karapaia.com\/archives\/52330831.html\" >\u507d\u306e\u6cbb\u7642\u3067\u3082\u52b9\u304f\u3068\u601d\u3048\u3070\u52b9\u304f\u300c\u30d7\u30e9\u30bb\u30dc\u52b9\u679c\u300d\u306e\u8208\u5473\u6df1\u3044\u4e16\u754c\u3002\u8272\u3084\u5024\u6bb5\u3067\u52b9\u679c\u304c\u5909\u308f\u308b<\/a><\/b><br>\n\u30fb<b><a href=\"https:\/\/karapaia.com\/archives\/52329384.html\" >\u753b\u9762\u4e0a\u3067\u306e\u8aad\u66f8\u306f\u3001\u7d19\u306e\u672c\u3067\u306e\u8aad\u66f8\u3088\u308a\u7406\u89e3\u529b\u304c\u4f4e\u4e0b\u3057\u60c5\u5831\u3092\u4fdd\u6301\u3057\u3065\u3089\u3044\u3053\u3068\u304c\u5224\u660e<\/a><\/b><br>\n\u30fb<b><a href=\"https:\/\/karapaia.com\/archives\/52328897.html\" >\u8133\u304c\u5236\u5fa1\u3057\u306a\u3051\u308c\u3070\u8d85\u80fd\u529b\u3092\u6301\u3064\u3053\u3068\u306f\u53ef\u80fd\u306a\u306e\u304b\uff1f<\/a><\/b><br>\n\u30fb<b><a href=\"https:\/\/karapaia.com\/archives\/52321861.html\" >\u8aa4\u3063\u305f\u8a18\u61b6\u306f\u305f\u3063\u305f\u6570\u79d2\u3067\u4f5c\u3089\u308c\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u7814\u7a76\u7d50\u679c\u304c\u5831\u544a\u3055\u308c\u308b<\/a><\/b><br>\n\u30fb<b><a href=\"https:\/\/karapaia.com\/archives\/52320760.html\" >\u30cd\u30ac\u30c6\u30a3\u30d6\u306a\u6c17\u5206\u306e\u6642\u307b\u3069\u3001\u8a00\u8a9e\u306e\u51e6\u7406\u80fd\u529b\u304c\u4e0a\u304c\u308a\u77db\u76fe\u3084\u8aa4\u308a\u3092\u898b\u3064\u3051\u3084\u3059\u3044\u3068\u3044\u3046\u7814\u7a76\u7d50\u679c<\/a><\/b><\/p>\n\n<p>\u3053\u306e\u8a18\u4e8b\u306e\u30ab\u30c6\u30b4\u30ea\uff1a<a href=\"https:\/\/karapaia.com\/archives\/category\/science-technology\" >\u30b5\u30a4\u30a8\u30f3\u30b9\uff06\u30c6\u30af\u30ce\u30ed\u30b8\u30fc<\/a> \/ <a href=\"https:\/\/karapaia.com\/archives\/category\/knowledge\" >\u77e5\u308b<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>23\u4eba\u304c\u96c6\u307e\u3063\u305f\u90e8\u5c4b\u3067\u3042\u306a\u305f\u306f\u300c\u540c\u3058\u8a95\u751f\u65e5\u306e\u4eba\u304c\u3044\u308b\u304b\u8ced\u3051\u3092\u3057\u3088\u3046\u300d\u3068\u63d0\u6848\u3055\u308c\u305f\u30021\u5e74\u306f\u307b\u307c365\u65e5\u3002\u305d\u3093\u306a\u5076\u7136\u306f\u3042\u308a\u5f97\u306a\u3044\u3068\u601d\u3044\u300c\u3044\u306a\u3044\u300d\u306b\u8ced\u3051\u305f\u3042\u306a\u305f\u306f\u8ca0\u3051\u3066\u3057\u307e\u3046\u3002\u3060\u304c\u3001\u305d\u308c\u306f\u5076\u7136\u3067\u306f\u306a\u3044\u3002\u5b9f\u306f23\u4eba\u3044\u308c\u3070\u3001\u540c\u3058\u8a95\u751f\u65e5\u306e\u4eba\u304c\u3044\u308b\u78ba\u7387\u306f50\uff05\u3092\u8d85\u3048\u308b\u306e\u3060\u2026<\/p>\n","protected":false},"author":14,"featured_media":74549,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[20,2699,3444,4,3445,2945,314],"class_list":["post-74548","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-karapaia","tag-20","tag-2699","tag-3444","tag-4","tag-3445","tag-2945","tag-314"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/imakoreda.com\/mystery\/wp-content\/uploads\/2025\/01\/1-48.jpg?fit=1200%2C763&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/posts\/74548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/comments?post=74548"}],"version-history":[{"count":2,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/posts\/74548\/revisions"}],"predecessor-version":[{"id":74555,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/posts\/74548\/revisions\/74555"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/media\/74549"}],"wp:attachment":[{"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/media?parent=74548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/categories?post=74548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/imakoreda.com\/mystery\/wp-json\/wp\/v2\/tags?post=74548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}