{"id":12407,"date":"2018-10-14T11:33:44","date_gmt":"2018-10-14T02:33:44","guid":{"rendered":"https:\/\/uxdaystokyo.com\/articles\/?post_type=glossary&#038;p=12407"},"modified":"2025-06-12T17:49:22","modified_gmt":"2025-06-12T08:49:22","slug":"representativenessheuristic","status":"publish","type":"glossary","link":"https:\/\/uxdaystokyo.com\/articles\/glossary\/representativenessheuristic\/","title":{"rendered":"\u4ee3\u8868\u6027\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af"},"content":{"rendered":"<h2>\u8a8d\u77e5\u30d0\u30a4\u30a2\u30b9\u3092\u751f\u3080\u610f\u601d\u6c7a\u5b9a\u30d7\u30ed\u30bb\u30b9<\/h2>\n<p>\u5fc3\u7406\u5b66\u306b\u304a\u3051\u308b<strong>\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af<\/strong>\u3068\u306f\u3001\u4eba\u304c\u554f\u984c\u89e3\u6c7a\u306a\u3069\u306b\u304a\u3044\u3066\u8fc5\u901f\u304b\u3064\u52b9\u7387\u7684\u306b\u5224\u65ad\u3092\u4e0b\u3059\u969b\u306b\u3001\u7121\u610f\u8b58\u306b\u4f7f\u3063\u3066\u3044\u308b\u624b\u304c\u304b\u308a\u3084\u6cd5\u5247\u306e\u3053\u3068\u3002\u3053\u308c\u3089\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u7d4c\u9a13\u306b\u57fa\u3065\u3044\u3066\u3044\u308b\u305f\u3081\u300c\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\uff1d\u7d4c\u9a13\u5247\u300d\u3068\u540c\u7fa9\u306b\u6271\u308f\u308c\u308b\u3002<\/p>\n<p>\u610f\u601d\u6c7a\u5b9a\u306b\u304b\u304b\u308b\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u5e38\u306b\u6b21\u306e\u6307\u91dd\u3092\u8003\u3048\u305a\u306b\u884c\u52d5\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8\u7684\u306a\u5f79\u5272\u3092\u6301\u3064\u3002\u3057\u304b\u3057\u3001\u78ba\u5b9f\u306a\u6b63\u78ba\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u4eba\u306b\u3088\u3063\u3066\u5224\u65ad\u7d50\u679c\u306b\u4e00\u5b9a\u306e\u504f\u308a\u3092\u542b\u3080\u3053\u3068\u304c\u591a\u3044\u3002\u305d\u306e\u3088\u3046\u306a\u8a8d\u8b58\u4e0a\u306e\u504f\u308a\u306e\u3053\u3068\u3092\u300c<a href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/cognitive-bias\/\">\u8a8d\u77e5\u30d0\u30a4\u30a2\u30b9<\/a>\u300d\u3068\u547c\u3076\u3002<\/p>\n<p><strong>\u4ee3\u8868\u6027\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af<\/strong>\u3068\u306f\u3001\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u306e\u7a2e\u985e\u306e\u3072\u3068\u3064\u3002\u4eba\u3005\u304c\u3001\u7279\u5b9a\u30ab\u30c6\u30b4\u30ea\u30fc\u306e\u4e2d\u3067\u4ee3\u8868\u7684\u3001\u5178\u578b\u7684\u3067\u3042\u308b\u3068\u601d\u308f\u308c\u308b\u4e8b\u9805\u306e\u78ba\u7387\u3092\u904e\u5927\u8a55\u4fa1\u3057\u3084\u3059\u3044\u610f\u601d\u6c7a\u5b9a\u30d7\u30ed\u30bb\u30b9\u306e\u3053\u3068\u3092\u6307\u3059\u3002<\/p>\n<h2>\u300c\u30ea\u30f3\u30c0\u554f\u984c\u300d\u304b\u3089\u8003\u3048\u308b\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u306e\u554f\u984c<\/h2>\n<p>\u4ee3\u8868\u6027\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u3068\u4e00\u7dd2\u306b\u7d39\u4ecb\u3055\u308c\u308b\u6709\u540d\u306a\u4f8b\u3068\u3057\u3066\u3001<ruby>Amos Tversky<rt>\u30a8\u30a4\u30e2\u30b9\u30fb\u30c8\u30d9\u30eb\u30b9\u30ad\u30fc<\/rt><\/ruby>\u3068<ruby>Daniel Kahneman<rt>\u30c0\u30cb\u30a8\u30eb\u30fb\u30ab\u30fc\u30cd\u30de\u30f3<\/rt><\/ruby>\u304c\u8003\u6848\u3057\u305f\u300c\u30ea\u30f3\u30c0\u554f\u984c\u300d\u304c\u3042\u308b\u3002<\/p>\n<div id=\"attachment_12411\" style=\"width: 293px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-12411\" class=\"size-full wp-image-12411\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/09\/drs.png\" alt=\"\" width=\"283\" height=\"179\" \/><p id=\"caption-attachment-12411\" class=\"wp-caption-text\">\u5de6\uff1a<a href=\"https:\/\/en.wikipedia.org\/wiki\/Amos_Tversky\">\u30a8\u30a4\u30e2\u30b9\u30fb\u30c8\u30d9\u30eb\u30b9\u30ad\u30fc<\/a>\u3001\u53f3\uff1a<a href=\"https:\/\/ja.wikipedia.org\/wiki\/%E3%83%80%E3%83%8B%E3%82%A8%E3%83%AB%E3%83%BB%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%9E%E3%83%B3\">\u30c0\u30cb\u30a8\u30eb\u30fb\u30ab\u30fc\u30cd\u30de\u30f3<\/a>\uff08\u753b\u50cf\u5f15\u7528\u5143\uff1aWikipedia\uff09<\/p><\/div>\n<div class=\"rounded-corners-box\">\n<h3>\u3010\u554f\u984c\u3011<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-14695 alignleft\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/10\/linda_img-min.png\" alt=\"\" width=\"161\" height=\"161\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/10\/linda_img-min.png 900w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/10\/linda_img-min-150x150.png 150w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/10\/linda_img-min-300x300.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/10\/linda_img-min-768x768.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/10\/linda_img-min-640x640.png 640w\" sizes=\"auto, (max-width: 161px) 100vw, 161px\" \/><\/p>\n<p>\u300c\u30ea\u30f3\u30c0\u306f31\u6b73\u3001\u72ec\u8eab\u3067\u3001\u975e\u5e38\u306b\u8061\u660e\u3067\u3001\u306f\u3063\u304d\u308a\u3082\u306e\u3092\u3044\u3046\u3002\u5927\u5b66\u3067\u306f\u54f2\u5b66\u3092\u5c02\u653b\u3057\u3001\u5b66\u751f\u6642\u4ee3\u306f\u4eba\u7a2e\u5dee\u5225\u3084\u793e\u4f1a\u6b63\u7fa9\u306e\u554f\u984c\u306b\u95a2\u5fc3\u3092\u6301\u3061\u3001\u53cd\u6838\u30c7\u30e2\u306b\u53c2\u52a0\u3057\u3066\u3044\u305f\u3002\u300d\u4eca\u306e\u30ea\u30f3\u30c0\u3092\u63a8\u6e2c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p style=\"padding-left: 30px;\">A\uff1a\u30ea\u30f3\u30c0\u306f\u9280\u884c\u7a93\u53e3\u4fc2\u3067\u3042\u308b\u3002<br \/>\nB\uff1a\u30ea\u30f3\u30c0\u306f\u9280\u884c\u7a93\u53e3\u4fc2\u3067\u3001\u5973\u6027\u89e3\u653e\u904b\u52d5\u3082\u3057\u3066\u3044\u308b\u3002<\/p>\n<\/div>\n<p>\u5927\u591a\u6570\u306e\u4eba\u306f\u30ea\u30f3\u30c0\u3092\u5224\u65ad\u3059\u308b\u969b\u306b\u3001\u201d\u4ee3\u8868\u6027\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u201d\u3092\u7528\u3044\u3066\u300cB\u300d\u3092\u9078\u3076\u3002\u306a\u305c\u306a\u3089\u3001\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u6587\u7ae0\u304c\u30ea\u30f3\u30c0\u306e\u7279\u5fb4\u3067\u3042\u308b\u30d5\u30a7\u30df\u30cb\u30b9\u30c8\u306e\u5178\u578b\u7684\u306a\u3082\u306e\u3068\u985e\u4f3c\u3059\u308b\u305f\u3081\u3001\u30ea\u30f3\u30c0\u306f\u300cB\u300d\u3067\u3042\u308b\uff08\u53ef\u80fd\u6027\u304c\u9ad8\u3044\uff09\u3068\u6c7a\u5b9a\u3092\u4e0b\u3057\u3066\u3057\u307e\u3046\u306e\u3060\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u5408\u7406\u7684\u306a\u8003\u3048\u306e\u3082\u3068\u6570\u5b66\u7684\u306b\u6349\u3048\u308b\u3068\u300cA\u3068B\u306e\u3069\u3061\u3089\u306e\u78ba\u7387\u304c\u9ad8\u3044\u304b\uff1f\u300d\u3068\u7f6e\u304d\u63db\u3048\u308b\u3068\u3001\u300cB\u300d\u306f\u300cA\u300d\u306e\u90e8\u5206\u96c6\u5408\u3068\u306a\u308b\u305f\u3081\u300cA\u300d\u306b\u306a\u308b\u78ba\u7387\u306e\u307b\u3046\u304c\u9ad8\u304f\u306a\u308b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-12415\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2018\/09\/Rinda.png\" alt=\"\" width=\"476\" height=\"281\" \/><\/p>\n<h3>\u843d\u66f8\u304d\u306e\u72af\u4eba\u3092\u63a8\u6e2c\u3059\u308b\u554f\u984c<\/h3>\n<p>\u3088\u308a\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306b\u65e5\u672c\u7684\u306a\u4f8b\b\u3092\u4e0a\u3052\u3066\u304a\u304f\u3002<\/p>\n<div class=\"rounded-corners-box\">\n<p>\u671d\u3001\u767b\u6821\u3057\u305f\u3089\u6821\u820e\u306e\u58c1\u9762\u306b\u30b9\u30d7\u30ec\u30fc\u306b\u3088\u308b\u5927\u304d\u306a\u843d\u66f8\u304d\u304c\u3055\u308c\u3066\u3044\u305f\u3002\u72af\u4eba\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u306e\u306f\u3001\u3069\u3061\u3089\u304b\u3002<\/p>\n<p style=\"padding-left: 30px;\">A\uff1a\u9ad8\u6821\u751f<\/p>\n<p style=\"padding-left: 30px;\">B\uff1a\u4e0d\u826f\u306e\u7537\u5b50\u9ad8\u6821\u751f<\/p>\n<\/div>\n<p>\u4e0a\u8a18\u306e\u843d\u66f8\u304d\u306e\u72af\u4eba\u3092\u63a8\u6e2c\u3059\u308b\u554f\u984c\u306b\u304a\u3044\u3066\u3082\u3001\u30ea\u30f3\u30c0\u554f\u984c\u3068\u540c\u3058\u7d50\u679c\u304c\u898b\u3089\u308c\u308b\u3060\u308d\u3046\u3002\u300c\u6821\u820e\u306b\u843d\u66f8\u304d\u3092\u3059\u308b\u300d\u3068\u3044\u3046\u4e8b\u8c61\u304c\u3001\u4e0d\u826f\u306e\u5178\u578b\u4f8b\u3068\u3057\u3066\u60f3\u8d77\u3067\u304d\u308b\u305f\u3081\u3067\u3042\u308b\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u73fe\u8c61\u306e\u3053\u3068\u3092\u3001\u5408\u63a5\u306e<ruby>\u8aa4\u8b2c<rt>\u3054\u3073\u3085\u3046<\/rt><\/ruby>\uff08conjunction fallacy\uff09\u3082\u3057\u304f\u306f\u9023\u8a00\u932f\u8aa4\u3068\u3082\u3044\u3046\u3002\u4eba\u306f\u3001\u6642\u3068\u3057\u3066\u3001\u305d\u306e\u7d4c\u9a13\u5247\u304b\u3089\u8aa4\u3063\u305f\u63a8\u8ad6\u3092\u751f\u307f\u51fa\u3059\u3053\u3068\u304c\u3042\u308b\u3002<\/p>\n<h2>\u5b9f\u8df5\u3067\u306f\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/h2>\n<p>\u5b9f\u8df5\u3067\u554f\u984c\u767a\u898b\u3092\u3059\u308b\u969b\u306b\u306f\u4eee\u8a2d\u3092\u305f\u3066\u3066\u7279\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u51fa\u3066\u304f\u308b\u304c\u3001\u300c\u30ea\u30f3\u30c0\u554f\u984c\u300d\u306e\u3088\u3046\u306b\u4e88\u3081\u610f\u601d\u6c7a\u5b9a\u30d7\u30ed\u30bb\u30b9\u306b\u504f\u308a\u304c\u751f\u3058\u308b\u3053\u3068\u3092\u8a8d\u77e5\u3057\u3001\u8abf\u67fb\u3084\u8a2d\u8a08\u30fb\u30c6\u30b9\u30c8\u306a\u3069\u3042\u3089\u3086\u308b\u6bb5\u968e\u306b\u304a\u3044\u3066\u305d\u308c\u3092\u610f\u8b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<p>\u30e6\u30fc\u30b6\u30fc\u3068\u306a\u308b\u5bfe\u8c61\u8005\u306f\u5143\u3088\u308a\u3001\u5236\u4f5c\u5074\u306e\u4eba\u9593\u3067\u3055\u3048\u3001\u5408\u63a5\u306e\u8aa4\u8b2c\u3092\u72af\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3082\u5fd8\u308c\u3066\u306f\u306a\u3089\u306a\u3044\u3002<\/p>\n<h2 class=\"entry-title\">\u4ee3\u8868\u6027\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u3068\u4ee3\u8868\u6027\u30d0\u30a4\u30a2\u30b9\u306e\u9055\u3044<\/h2>\n<ul>\n<li data-start=\"402\" data-end=\"442\">\u300c<strong data-start=\"403\" data-end=\"416\">\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af<\/strong>\u300d\u306f<strong data-start=\"418\" data-end=\"441\">\u901f\u304f\u5224\u65ad\u3059\u308b\u305f\u3081\u306e\u601d\u8003\u306e\u8fd1\u9053\uff08\u30eb\u30fc\u30eb\uff09<\/strong>\u3002<\/li>\n<li data-start=\"445\" data-end=\"485\">\u300c<strong data-start=\"446\" data-end=\"454\">\u30d0\u30a4\u30a2\u30b9<\/strong>\u300d\u306f<strong data-start=\"456\" data-end=\"484\">\u305d\u306e\u8fd1\u9053\u304c\u3046\u307e\u304f\u3044\u304b\u305a\u3001\u504f\u3063\u3066\u8aa4\u3063\u3066\u3057\u307e\u3063\u305f\u72b6\u614b<\/strong>\u3002<\/li>\n<\/ul>\n<p>\u4ee3\u8868\u6027\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\uff08\u5224\u65ad\u6cd5\uff09<br \/>\n\u2193\uff08\u904e\u4fe1\u30fb\u8aa4\u7528\uff09<br \/>\n\u4ee3\u8868\u6027\u30d0\u30a4\u30a2\u30b9\uff08\u504f\u308a\u30fb\u5224\u65ad\u30df\u30b9\uff09<\/p>\n<h2>\u95a2\u9023\u7528\u8a9e<\/h2>\n<ul>\n<li><a href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/representativeness-bias\/\">\u4ee3\u8868\u6027\u30d0\u30a4\u30a2\u30b9<\/a><\/li>\n<li><a href=\"https:\/\/uxdaystokyo.com\/articles\/difference-between-bias-and-error\/\">\u30d0\u30a4\u30a2\u30b9\u3068\u8aa4\u8b2c\u306e\u9055\u3044<\/a><\/li>\n<li><a title=\"\" href=\"https:\/\/uxdaystokyo.com\/articles\/heuristic-and-bias\/\">\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u3068\u30d0\u30a4\u30a2\u30b9\u306e\u9055\u3044\u3068\u306f\uff1f<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4eba\u3005\u304c\u3059\u3067\u306b\u62b1\u3044\u3066\u308b\u4ee3\u8868\u7684\u3001\u5178\u578b\u7684\u30a4\u30e1\u30fc\u30b8\u3092\u5224\u65ad\u3084\u610f\u601d\u6c7a\u5b9a\u306b\u5229\u7528\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3002<\/p>\n","protected":false},"author":27,"featured_media":33344,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"English":"Representativeness Heuristic","footnotes":""},"glossary-category":[21],"glossary_tag":[],"class_list":["post-12407","glossary","type-glossary","status-publish","has-post-thumbnail","hentry","glossary-category-psychology-behavioraleconomics-brain-science"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/glossary\/12407","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/users\/27"}],"version-history":[{"count":4,"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/glossary\/12407\/revisions"}],"predecessor-version":[{"id":33345,"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/glossary\/12407\/revisions\/33345"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/media\/33344"}],"wp:attachment":[{"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/media?parent=12407"}],"wp:term":[{"taxonomy":"glossary-category","embeddable":true,"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/glossary-category?post=12407"},{"taxonomy":"glossary_tag","embeddable":true,"href":"https:\/\/uxdaystokyo.com\/articles\/wp-json\/wp\/v2\/glossary_tag?post=12407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}