{"id":41228,"date":"2023-01-16T04:19:27","date_gmt":"2023-01-16T04:19:27","guid":{"rendered":"https:\/\/www.sisinternational.com\/?page_id=41228"},"modified":"2026-01-27T15:20:06","modified_gmt":"2026-01-27T20:20:06","slug":"%e5%88%a4%e5%88%a5%e5%88%86%e6%9e%90%e5%b8%82%e5%a0%b4%e8%aa%bf%e6%9f%bb","status":"publish","type":"page","link":"https:\/\/www.sisinternational.com\/ja\/%e3%82%bd%e3%83%aa%e3%83%a5%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3\/%e5%ae%9a%e6%80%a7%e7%9a%84%e5%ae%9a%e9%87%8f%e7%9a%84%e7%a0%94%e7%a9%b6%e3%82%bd%e3%83%aa%e3%83%a5%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3\/%e5%88%a4%e5%88%a5%e5%88%86%e6%9e%90%e5%b8%82%e5%a0%b4%e8%aa%bf%e6%9f%bb\/","title":{"rendered":"\u5224\u5225\u5206\u6790\u5e02\u5834\u8abf\u67fb"},"content":{"rendered":"<h1 class=\"wp-block-heading\">\u5224\u5225\u5206\u6790\u5e02\u5834\u8abf\u67fb<\/h1>\n\n\n\n<figure class=\"gb-block-image gb-block-image-f0ffc33a\"><img loading=\"lazy\" decoding=\"async\" width=\"1456\" height=\"816\" class=\"gb-image gb-image-f0ffc33a\" src=\"https:\/\/www.sisinternational.com\/wp-content\/uploads\/2025\/10\/Strategy-consulting-2.jpg\" srcset=\"https:\/\/www.sisinternational.com\/wp-content\/uploads\/2025\/10\/Strategy-consulting-2.jpg 1456w, https:\/\/www.sisinternational.com\/wp-content\/uploads\/2025\/10\/Strategy-consulting-2-300x168.jpg 300w, https:\/\/www.sisinternational.com\/wp-content\/uploads\/2025\/10\/Strategy-consulting-2-1024x574.jpg 1024w, https:\/\/www.sisinternational.com\/wp-content\/uploads\/2025\/10\/Strategy-consulting-2-768x430.jpg 768w, https:\/\/www.sisinternational.com\/wp-content\/uploads\/2025\/10\/Strategy-consulting-2-18x10.jpg 18w\" sizes=\"auto, (max-width: 1456px) 100vw, 1456px\" alt=\"SIS \u56fd\u969b\u5e02\u5834\u8abf\u67fb\u3068\u6226\u7565\"><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5224\u5225\u5206\u6790\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n\n\n\n<p>\u5224\u5225\u5206\u6790 (DA) \u306f\u3001\u7d71\u8a08\u5b66\u3067\u7d50\u679c\u3092\u5206\u985e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u624b\u6cd5\u3067\u3059\u30021 \u3064\u4ee5\u4e0a\u306e\u5b9a\u91cf\u7684\u4e88\u6e2c\u5909\u6570\u306e\u30b9\u30b3\u30a2\u306b\u57fa\u3065\u3044\u3066\u3001\u3053\u308c\u3089\u306e\u7d50\u679c\u3092\u91cd\u8907\u3057\u306a\u3044\u30b0\u30eb\u30fc\u30d7\u306b\u5206\u3051\u307e\u3059\u3002\u540d\u524d\u304c\u793a\u3059\u3088\u3046\u306b\u3001\u3053\u308c\u306f\u7d50\u679c\u3092\u5224\u5225\u307e\u305f\u306f\u5206\u985e\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002DA \u306e\u751f\u307f\u306e\u89aa\u306f 3 \u4eba\u3067\u3059\u3002\u30a4\u30f3\u30c9\u306e Mahalanobis\u3001\u82f1\u56fd\u306e Fisher\u3001\u7c73\u56fd\u306e Hotelling \u3067\u3059\u3002<\/p>\n\n\n\n<p>\u533b\u5e2b\u306f DA \u3092\u5b9f\u884c\u3057\u3066\u3001\u8133\u5352\u4e2d\u306e\u30ea\u30b9\u30af\u304c\u9ad8\u3044\u60a3\u8005\u3068\u4f4e\u3044\u60a3\u8005\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5206\u6790\u306b\u3088\u3063\u3066\u3001\u60a3\u8005\u3092\u9ad8\u30ea\u30b9\u30af \u30b0\u30eb\u30fc\u30d7\u3068\u4f4e\u30ea\u30b9\u30af \u30b0\u30eb\u30fc\u30d7\u306b\u5206\u985e\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b0\u30eb\u30fc\u30d7\u306f\u3001\u4f53\u91cd\u3084\u30b3\u30ec\u30b9\u30c6\u30ed\u30fc\u30eb\u5024\u306a\u3069\u306e\u500b\u4eba\u5c5e\u6027\u306b\u57fa\u3065\u3044\u3066\u5206\u985e\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u306f\u3001\u30e9\u30a4\u30d5\u30b9\u30bf\u30a4\u30eb\u306e\u884c\u52d5\u306b\u57fa\u3065\u3044\u3066\u5206\u985e\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u30011 \u65e5\u306e\u30bf\u30d0\u30b3\u306e\u672c\u6570\u3084\u6bce\u9031\u306e\u904b\u52d5\u56de\u6570\u306b\u57fa\u3065\u3044\u3066\u5206\u985e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>DA \u306f\u4e88\u6e2c\u76ee\u7684\u307e\u305f\u306f\u8a18\u8ff0\u76ee\u7684\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u5fc5\u8981\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u554f\u984c\u3092\u898b\u3064\u3051\u308b<\/li>\n\n\n\n<li>\u5224\u5225\u95a2\u6570\u306e\u4fc2\u6570\u3092\u63a8\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>\u3053\u308c\u3089\u306e\u5224\u5225\u95a2\u6570\u306e\u91cd\u8981\u6027\u3092\u7406\u89e3\u3059\u308b<\/li>\n\n\n\n<li>\u7d50\u679c\u3092\u89e3\u91c8\u3059\u308b<\/li>\n\n\n\n<li>\u7d50\u679c\u306e\u59a5\u5f53\u6027\u3092\u8a55\u4fa1\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u5224\u5225\u5206\u6790\u304c\u91cd\u8981\u306a\u7406\u7531\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.sisinternational.com\/ja\/%e5%b0%82%e9%96%80%e7%9f%a5%e8%ad%98\/%e7%94%a3%e6%a5%ad\/%e5%a4%9a%e5%a4%89%e9%87%8f%e8%a7%a3%e6%9e%90%e5%b8%82%e5%a0%b4%e8%aa%bf%e6%9f%bb\/\" title=\"\u591a\u5909\u91cf\u89e3\u6790\u5e02\u5834\u8abf\u67fb\"  data-wpil-monitor-id=\"5029\">Researchers use the Discriminant Analysis<\/a> process to help them understand the connection between a \u201cdependent variable\u201d and one or more \u201cindependent variables.\u201d A dependent variable is one that a researcher tries to explain or predict from the values of the independent variables. Sometimes the dependent variable is divided into several categories (categorical variable).<\/p>\n\n\n\n<p>DA \u306f\u9023\u7d9a\u3057\u305f\u72ec\u7acb\u5909\u6570\u3092\u53d6\u308a\u3001\u95a2\u4fc2\u307e\u305f\u306f\u4e88\u6e2c\u65b9\u7a0b\u5f0f\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u7814\u7a76\u8005\u306f\u3053\u308c\u3089\u306e\u65b9\u7a0b\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u5f93\u5c5e\u5909\u6570\u3092\u30b0\u30eb\u30fc\u30d7\u306b\u5206\u985e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5f93\u5c5e\u5909\u6570\u306b 2 \u3064\u306e\u30ab\u30c6\u30b4\u30ea\u304c\u3042\u308b\u5834\u5408\u3001\u4f7f\u7528\u3055\u308c\u308b\u30bf\u30a4\u30d7\u306f 2 \u30b0\u30eb\u30fc\u30d7\u5224\u5225\u5206\u6790\u3067\u3059\u30023 \u3064\u4ee5\u4e0a\u306e\u30ab\u30c6\u30b4\u30ea\u304c\u3042\u308b\u5834\u5408\u3001\u4f7f\u7528\u3055\u308c\u308b\u30bf\u30a4\u30d7\u306f\u591a\u91cd\u5224\u5225\u5206\u6790\u3067\u3059\u3002\u7dda\u5f62\u5224\u5225\u5206\u6790 (LDA) \u3068\u4e8c\u6b21\u5224\u5225\u5206\u6790 (QDA) \u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5224\u5225\u5206\u6790\u306e\u7a2e\u985e\u306e\u4e3b\u306a\u9055\u3044\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u30022 \u3064\u306e\u30b0\u30eb\u30fc\u30d7\u306e\u5834\u5408\u3001\u5224\u5225\u95a2\u6570\u3092 1 \u3064\u3057\u304b\u5c0e\u51fa\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u306e\u30bf\u30a4\u30d7\u306e DA \u306f\u5224\u5225\u95a2\u6570\u5206\u6790\u3068\u547c\u3070\u308c\u307e\u3059\u3002\u8907\u6570\u306e\u5224\u5225\u5206\u6790\u306e\u5834\u5408\u306f\u3001\u8907\u6570\u306e\u5224\u5225\u95a2\u6570\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>DA \u306f\u6b21\u306e\u8cea\u554f\u306b\u7b54\u3048\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e88\u60f3\u3055\u308c\u308b\u30b0\u30eb\u30fc\u30d7\u5316\u3068\u89b3\u5bdf\u3055\u308c\u305f\u30b0\u30eb\u30fc\u30d7\u5316\u306f\u3069\u3053\u3067\u7570\u306a\u308a\u307e\u3059\u304b?<\/li>\n\n\n\n<li>\u4e21\u8005\u306e\u5dee\u306f\u7d71\u8a08\u7684\u306b\u3069\u306e\u7a0b\u5ea6\u91cd\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b?<\/li>\n<\/ul>\n\n\n\n<p>It is a robust <a href=\"https:\/\/www.sisinternational.com\/ja\/%e3%82%bd%e3%83%aa%e3%83%a5%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3\/%e5%ae%9a%e6%80%a7%e7%9a%84%e5%ae%9a%e9%87%8f%e7%9a%84%e7%a0%94%e7%a9%b6%e3%82%bd%e3%83%aa%e3%83%a5%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3\/%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e3%83%bc%e5%88%86%e6%9e%90-%e5%b8%82%e5%a0%b4%e8%aa%bf%e6%9f%bb\/\" title=\"\u30af\u30e9\u30b9\u30bf\u30fc\u5206\u6790\u5e02\u5834\u8abf\u67fb\"  data-wpil-monitor-id=\"6470\">research and analysis<\/a> tool, especially when researchers try to understand how groups (age cohorts, customers) or items (items, brands) differ.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d3\u30b8\u30cd\u30b9\u306b\u5224\u5225\u5206\u6790\u304c\u5fc5\u8981\u306a\u7406\u7531<\/h2>\n\n\n\n<p>\u5224\u5225\u5206\u6790\u306b\u306f\u3001\u7279\u306b\u4eca\u65e5\u306e\u30c7\u30fc\u30bf\u6642\u4ee3\u306b\u306f\u591a\u304f\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u65b9\u6cd5\u306f\u5b9f\u8a3c\u6e08\u307f\u306e\u5229\u70b9\u3067\u3059\u3002\u3053\u306e\u65b9\u6cd5\u306b\u3088\u308a\u3001\u591a\u304f\u306e\u4f01\u696d\u304c\u6210\u9577\u3001\u5229\u76ca\u3001\u7af6\u4e89\u529b\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>DA \u304c\u5f53\u3066\u306f\u307e\u308b\u5834\u5408\u3001\u591a\u304f\u306e\u4f8b\u3067\u8aac\u660e\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u3053\u308c\u3092\u4f7f\u7528\u3057\u3066\u3001\u30bd\u30d5\u30c8\u30c9\u30ea\u30f3\u30af\u3092\u5c11\u91cf\u3001\u4e2d\u91cf\u3001\u591a\u91cf\u306b\u98f2\u3080\u4eba\u306b\u3088\u3063\u3066\u51b7\u51cd\u98df\u54c1\u306e\u6d88\u8cbb\u91cf\u304c\u3069\u306e\u3088\u3046\u306b\u7570\u306a\u308b\u304b\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u3055\u307e\u3056\u307e\u306a\u696d\u754c\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u4eba\u6c17\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002\u4f01\u696d\u306f\u7279\u5b9a\u306e\u554f\u984c\u3092\u5206\u6790\u3059\u308b\u305f\u3081\u306b\u3053\u308c\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3069\u306e\u72ec\u7acb\u5909\u6570\u304c\u5f93\u5c5e\u5909\u6570\u306b\u6700\u3082\u91cd\u8981\u306a\u7d50\u679c\u3092\u3082\u305f\u3089\u3059\u304b\u3092\u5224\u65ad\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5224\u5225\u5206\u6790\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n<p>\u5224\u5225\u5206\u6790\u3068\u56de\u5e30\u5206\u6790\u3092\u6bd4\u8f03\u3059\u308b\u3068\u3001\u5224\u5225\u5206\u6790\u3067\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u7279\u5b9a\u306e\u30b0\u30eb\u30fc\u30d7\u306e\u6761\u4ef6\u306b\u3069\u306e\u7a0b\u5ea6\u6e96\u62e0\u3057\u3066\u3044\u308b\u304b\u3092\u6b63\u78ba\u306b\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001DA \u3092\u30af\u30e9\u30b9\u30bf\u5206\u6790\u3068\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u30af\u30e9\u30b9\u30bf\u5206\u6790\u306f\u6559\u5e2b\u306a\u3057\u5b66\u7fd2\u3067\u3059\u3002\u5bfe\u7167\u7684\u306b\u3001DA \u306f\u6559\u5e2b\u3042\u308a\u5b66\u7fd2\u3067\u3059\u3002\u7814\u7a76\u8005\u306f\u958b\u59cb\u524d\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 \u30ab\u30c6\u30b4\u30ea\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>DA \u306b\u306f\u591a\u304f\u306e\u7528\u9014\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u3069\u306e\u4e88\u6e2c\u5909\u6570\u304c\u5f93\u5c5e\u5909\u6570\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u304b\u3092\u5224\u65ad\u3059\u308b\u305f\u3081\u306b\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001DA \u3092\u4f7f\u7528\u3057\u3066\u5f93\u5c5e\u5909\u6570\u306e\u5024\u3092\u4e88\u6e2c\u3057\u3001\u77e5\u899a\u30de\u30c3\u30d7\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>SIS International Research assists businesses all over the globe in their strategic planning. We offer market research services, and we use Discriminant Analysis across industries. We can help with your Qualitative and Quantitative Market Research. SIS also provides UX and Strategy <a href=\"https:\/\/www.sisinternational.com\/ja\/%e7%ab%b6%e5%90%88%e5%88%86%e6%9e%90%e3%81%ae%e5%ae%9f%e6%96%bd%e6%96%b9%e6%b3%95\/\" title=\"\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308b\u7af6\u5408\u5206\u6790\"  data-wpil-monitor-id=\"7267\">Market Research and Competitive<\/a> Analyses.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5224\u5225\u5206\u6790\u5e02\u5834\u8abf\u67fb (DA) \u306f\u3001\u7d71\u8a08\u5b66\u3067\u8abf\u67fb\u7d50\u679c\u3092\u5206\u985e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u624b\u6cd5\u3067\u3042\u308a\u3001\u7d50\u679c\u3092\u5224\u5225\u307e\u305f\u306f\u5206\u985e\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>","protected":false},"author":1,"featured_media":71984,"parent":14660,"menu_order":36,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-41228","page","type-page","status-publish","has-post-thumbnail"],"_links":{"self":[{"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/pages\/41228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/comments?post=41228"}],"version-history":[{"count":6,"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/pages\/41228\/revisions"}],"predecessor-version":[{"id":80917,"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/pages\/41228\/revisions\/80917"}],"up":[{"embeddable":true,"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/pages\/14660"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/media\/71984"}],"wp:attachment":[{"href":"https:\/\/www.sisinternational.com\/ja\/wp-json\/wp\/v2\/media?parent=41228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}