{"id":4033,"date":"2025-06-17T22:30:58","date_gmt":"2025-06-17T13:30:58","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/?p=4033"},"modified":"2025-06-17T22:31:00","modified_gmt":"2025-06-17T13:31:00","slug":"why-you-shouldnt-judge-differences-by-overlapping-confidence-intervals","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/why-you-shouldnt-judge-differences-by-overlapping-confidence-intervals\/","title":{"rendered":"\u4fe1\u983c\u533a\u9593\u306e\u91cd\u306a\u308a\u3067\u300c\u5dee\u300d\u3092\u5224\u65ad\u3057\u3066\u306f\u3044\u3051\u306a\u3044\u7406\u7531"},"content":{"rendered":"\n

2\u3064\u306e\u30b0\u30eb\u30fc\u30d7\u306e\u5e73\u5747\u5024\u3092\u6bd4\u8f03\u3059\u308b\u969b\u3001\u591a\u304f\u306e\u4eba\u304c\u305d\u308c\u305e\u308c\u306e\u5e73\u5747\u5024\u306e95%\u4fe1\u983c\u533a\u9593\u304c\u91cd\u306a\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u898b\u3066\u3001\u300c\u7d71\u8a08\u5b66\u7684\u306b\u6709\u610f\u306a\u5dee\u304c\u3042\u308b\u304b\u300d\u3092\u5224\u65ad\u3057\u3088\u3046\u3068\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u8aa4\u308a\u3067\u3042\u308b\u3002\u5b9f\u306f\u30012\u3064\u306e\u4fe1\u983c\u533a\u9593\u304c\u91cd\u306a\u3063\u3066\u3044\u305f\u3068\u3057\u3066\u3082\u3001\u7d71\u8a08\u5b66\u7684\u306b\u6709\u610f\u306a\u5dee\u304c\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u306f\u5341\u5206\u306b\u3042\u308a\u5f97\u308b\u3002\u3053\u306e\u8aa4\u89e3\u304c\u306a\u305c\u751f\u3058\u3001\u305d\u3057\u3066\u6b63\u3057\u3044\u5224\u65ad\u57fa\u6e96\u304c\u4f55\u3067\u3042\u308b\u304b\u3092\u89e3\u8aac\u3059\u308b\u3002<\/p>\n\n\n\n\n\n\n\n

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\u8aa4\u89e3\u304c\u751f\u3058\u3066\u3044\u308b\u539f\u56e0\u306e\u63a8\u5bdf<\/h2>\n\n\n\n

\u3053\u306e\u8aa4\u89e3\u304c\u751f\u3058\u308b\u4e3b\u306a\u539f\u56e0\u306f\u3001\u300c\u5dee\u306e95%\u4fe1\u983c\u533a\u9593\u304c\u30bc\u30ed\u3092\u307e\u305f\u3050\u304b\u3069\u3046\u304b<\/strong>\u300d\u3068\u3044\u3046\u6b63\u3057\u3044\u5224\u65ad\u57fa\u6e96\u3068\u3001\u300c2\u7fa4\u306e95%\u4fe1\u983c\u533a\u9593\u304c\u91cd\u306a\u308b\u304b\u3069\u3046\u304b<\/strong>\u300d\u304c\u6df7\u540c\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3068\u8003\u3048\u3089\u308c\u308b\u3002<\/p>\n\n\n\n

2\u7fa4\u9593\u306e\u5dee\u306e\u4fe1\u983c\u533a\u9593\u304c0\u3092\u307e\u305f\u304c\u306a\u3044\u5834\u5408\u3001\u305d\u308c\u306f\u7d71\u8a08\u5b66\u7684\u306b\u6709\u610f\u306a\u5dee\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u3002\u3057\u304b\u3057\u3001\u500b\u3005\u306e\u7fa4\u306e\u4fe1\u983c\u533a\u9593\u304c\u91cd\u306a\u3063\u3066\u3044\u3066\u3082\u3001\u5dee\u306e\u4fe1\u983c\u533a\u9593\u304c0\u3092\u307e\u305f\u304c\u306a\u3044\u30b1\u30fc\u30b9\u306f\u5b58\u5728\u3059\u308b\u3002\u3053\u306e\u5fae\u5999\u306a\u9055\u3044\u304c\u3001\u591a\u304f\u306e\u4eba\u306e\u9593\u3067\u6df7\u4e71\u3092\u62db\u3044\u3066\u3044\u308b\u3068\u63a8\u5bdf\u3067\u304d\u308b\u3002<\/p>\n\n\n\n

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\u21911\u4e07\u4eba\u4ee5\u4e0a\u306e\u533b\u7642\u5f93\u4e8b\u8005\u304c\u8cfc\u8aad\u4e2d<\/span><\/strong><\/span><\/p><\/div>

\u6b63\u3057\u3044\u7406\u89e3\u306e\u305f\u3081\u306e\u7c21\u5358\u306a\u6570\u5024\u306b\u3088\u308b\u8aac\u660e<\/h2>\n\n\n\n

\u306a\u305c\u500b\u3005\u306e\u4fe1\u983c\u533a\u9593\u306e\u91cd\u306a\u308a\u3068\u3001\u5dee\u306e\u6709\u7121\u306e\u5224\u65ad\u304c\u7570\u306a\u308b\u306e\u304b\u3092\u7c21\u5358\u306b\u8aac\u660e\u3059\u308b\u3002<\/p>\n\n\n\n

\u4fe1\u983c\u533a\u9593\u306e\u5e45\u306f\u3001\u305d\u306e\u7fa4\u306e\u5e73\u5747\u5024\u306e\u63a8\u5b9a\u306e\u3070\u3089\u3064\u304d\u3092\u793a\u3057\u3066\u3044\u308b\u30022\u3064\u306e\u7fa4\u306e\u5e73\u5747\u5024\u306e\u5dee\u3092\u8003\u3048\u308b\u3068\u304d\u3001\u305d\u306e\u5dee\u306e\u3070\u3089\u3064\u304d\u306f\u3001\u500b\u3005\u306e\u7fa4\u306e\u3070\u3089\u3064\u304d\u3068\u306f\u7570\u306a\u308b\u5f62\u3067\u8a08\u7b97\u3055\u308c\u308b\u3002<\/p>\n\n\n\n

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\u4f8b\u3068\u3057\u3066\u30012\u3064\u306e\u7fa4A\u3068B\u304c\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u306e\u5e73\u5747\u5024\u306895%\u4fe1\u983c\u533a\u9593\u304c\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3060\u3063\u305f\u3068\u3059\u308b\u3002<\/p>\n\n\n\n

    \n
  • \u7fa4A:<\/strong> \u5e73\u5747 = 10, 95%\u4fe1\u983c\u533a\u9593 = [8, 12]<\/li>\n\n\n\n
  • \u7fa4B:<\/strong> \u5e73\u5747 = 13, 95%\u4fe1\u983c\u533a\u9593 = [11, 15]<\/li>\n<\/ul>\n\n\n\n

    \u3053\u306e\u5834\u5408\u3001\u7fa4A\u306e\u4fe1\u983c\u533a\u9593\u306e\u4e0a\u9650(12)\u3068\u7fa4B\u306e\u4fe1\u983c\u533a\u9593\u306e\u4e0b\u9650(11)\u306f\u91cd\u306a\u3063\u3066\u3044\u308b\u3002\u3057\u304b\u3057\u30012\u3064\u306e\u5e73\u5747\u5024\u306e\u5dee\u306f 13\u221210=3 \u3067\u3042\u308b\u3002\u305d\u3057\u3066\u3001\u3053\u306e 3 \u306e95\uff05\u4fe1\u983c\u533a\u9593\u304c \u4e0b\u9650\u30fb\u4e0a\u9650\u3068\u30820\u3088\u308a\u5927\u304d\u3044\u3053\u3068\u306f\u3042\u308b\u3002<\/p>\n\n\n\n

    2\u3064\u306e\u7fa4\u306e\u5e73\u5747\u5024\u306e\u5dee\u306e\u4fe1\u983c\u533a\u9593\u3092\u8003\u3048\u308b\u3068\u304d\u3001\u305d\u308c\u305e\u308c\u306e\u4fe1\u983c\u533a\u9593\u306e\u3070\u3089\u3064\u304d\u3060\u3051\u3067\u306a\u304f\u3001\u4e21\u8005\u306e\u72ec\u7acb\u6027\u3092\u8003\u616e<\/strong>\u306b\u5165\u308c\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5dee\u306e\u4fe1\u983c\u533a\u9593\u306f\u500b\u3005\u306e\u4fe1\u983c\u533a\u9593\u304c\u91cd\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u30bc\u30ed\u3092\u307e\u305f\u304c\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002<\/p>\n\n\n\n

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    \u307e\u3068\u3081<\/h2>\n\n\n\n

    2\u7fa4\u306e\u5e73\u5747\u5024\u306e\u7d71\u8a08\u5b66\u7684\u6709\u610f\u5dee\u3092\u5224\u65ad\u3059\u308b\u4e0a\u3067\u3001\u305d\u308c\u305e\u308c\u306e\u7fa4\u306e95%\u4fe1\u983c\u533a\u9593\u304c\u91cd\u306a\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3060\u3051\u3067\u5224\u65ad\u3059\u308b\u3053\u3068\u306f\u3001\u7d71\u8a08\u5b66\u7684\u306b\u306f\u8aa4\u308a\u3067\u3042\u308b\u3002\u6b63\u3057\u3044\u5224\u65ad\u57fa\u6e96\u306f\u300c2\u7fa4\u9593\u306e\u5e73\u5747\u5024\u306e\u5dee\u306e95%\u4fe1\u983c\u533a\u9593\u304c\u30bc\u30ed\u3092\u307e\u305f\u3050\u304b\u3069\u3046\u304b<\/strong>\u300d\u3067\u3042\u308b\u3002\u3053\u306e\u70b9\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u7d71\u8a08\u7684\u5224\u65ad\u3092\u884c\u3046\u3053\u3068\u304c\u3001\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u3044\u305f\u6b63\u78ba\u306a\u610f\u601d\u6c7a\u5b9a\u306b\u306f\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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