{"id":4622,"date":"2026-07-25T05:19:26","date_gmt":"2026-07-24T20:19:26","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/?p=4622"},"modified":"2026-07-25T05:19:28","modified_gmt":"2026-07-24T20:19:28","slug":"no-more-error-tears-instant-data-import-tricks-for-r-ezr-plus-7-common-fixes-new","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/no-more-error-tears-instant-data-import-tricks-for-r-ezr-plus-7-common-fixes-new\/","title":{"rendered":"\u3082\u3046\u30a8\u30e9\u30fc\u3067\u6ce3\u304b\u306a\u3044\uff01R\u30fbEZR\u3067\u30c7\u30fc\u30bf\u3092\u4e00\u767a\u53d6\u308a\u8fbc\u307f\u3059\u308b\u88cf\u30ef\u30b6\uff067\u5927\u30c8\u30e9\u30d6\u30eb\u89e3\u6c7a\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u300cR\u3092\u4f7f\u3044\u59cb\u3081\u305f\u3051\u308c\u3069\u3001\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u3060\u3051\u30671\u6642\u9593\u4ee5\u4e0a\u30a8\u30e9\u30fc\u3068\u683c\u95d8\u3057\u3066\u3044\u308b\u300d \u300c\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u3068\u8a00\u308f\u308c\u308b\u3057\u3001\u8aad\u3081\u305f\u3068\u601d\u3063\u305f\u3089\u6587\u5b57\u5316\u3051\u3057\u3066\u3044\u308b\u2026\u2026\u300d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u304b\u3057\u3001\u4e0d\u5b89\u306b\u601d\u3046\u5fc5\u8981\u306f\u306a\u3044\u3002\u3053\u308c\u306f<strong>R\u3092\u4f7f\u3046\u8005\u5168\u54e1\u304c\u6700\u521d\u306b\u901a\u308b\u9053<\/strong>\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R\u3067\u632b\u6298\u3059\u308b\u4eba\u9593\u306e\u534a\u6570\u4ee5\u4e0a\u306f\u3001\u9ad8\u5ea6\u306a\u7d71\u8a08\u89e3\u6790\u4ee5\u524d\u306b\u300c\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u8fbc\u307f\uff08\u30a4\u30f3\u30dd\u30fc\u30c8\uff09\u300d\u3067\u3064\u307e\u305a\u3044\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3060\u304c\u3001\u5fc3\u914d\u306f\u7121\u7528\u3060\u3002 \u5b9f\u306f <strong>RStudio<\/strong> \u3084 <strong>EZR<\/strong> \u3092\u4f7f\u3048\u3070\u3001\u30b3\u30fc\u30c9\u3092\u4e00\u5207\u66f8\u304b\u305a\u306b\u300c\u30de\u30a6\u30b9\u64cd\u4f5c\u3060\u3051\u300d\u3067\u4e00\u77ac\u306b\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8a18\u4e8b\u3067\u306f\u3001\u30ce\u30fc\u30b3\u30fc\u30c9\u3067\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5\u304b\u3089\u3001\u3088\u304f\u3042\u308b\u300c7\u5927\u30a8\u30e9\u30fc\u300d\u306e\u660e\u5feb\u306a\u89e3\u6c7a\u6cd5\u307e\u3067\u3092\u30b9\u30c3\u30ad\u30ea\u3068\u89e3\u8aac\u3059\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u3010\u30ce\u30fc\u30b3\u30fc\u30c9\u3011EZR\u3084RStudio\u306a\u3089\u300c\u30de\u30a6\u30b9\u64cd\u4f5c\u300d\u3067\u4e00\u767a\u53d6\u308a\u8fbc\u307f\u304c\u3067\u304d\u308b\uff01<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u5fc5\u8981\u306f\u306a\u3044\u3002\u307e\u305a\u306f\u30de\u30a6\u30b9\u64cd\u4f5c\u3060\u3051\u3067\u8aad\u307f\u8fbc\u3093\u3067\u307f\u3088\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">RStudio\u306e\u300cImport Dataset\u300d\u3092\u4f7f\u3048\u3070\u30b3\u30fc\u30c9\u30bc\u30ed\u3067\u8aad\u3081\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RStudio\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u753b\u9762\u53f3\u4e0a\uff08Environment\u30bf\u30d6\uff09\u3092\u78ba\u8a8d\u3057\u3066\u307b\u3057\u3044\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><code>Import Dataset<\/code><\/strong> \u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>CSV\u306a\u3089 <strong><code>From Text (readr)...<\/code><\/strong>\u3001Excel\u306a\u3089 <strong><code>From Excel...<\/code><\/strong> \u3092\u9078\u629e<\/li>\n\n\n\n<li>\u8aad\u307f\u8fbc\u307f\u305f\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u3076\u3060\u3051\u3067\u5b8c\u4e86\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ec\u30d3\u30e5\u30fc\u753b\u9762\u3067\u30c7\u30fc\u30bf\u3084\u6587\u5b57\u5316\u3051\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u306a\u304c\u3089\u8aad\u307f\u8fbc\u3081\u308b\u305f\u3081\u3001\u5931\u6557\u304c\u306a\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u533b\u7642\u7cfb\u30fb\u6a19\u6e96\u30e6\u30fc\u30b6\u30fc\u5fc5\u898b\uff01EZR\u306e\u30e1\u30cb\u30e5\u30fc\u64cd\u4f5c\u306f\u6700\u5f37\u306e\u5473\u65b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u533b\u7642\u5206\u91ce\u306a\u3069\u3067\u7d76\u5927\u306a\u4eba\u6c17\u3092\u8a87\u308b\u300cEZR\u300d\u306a\u3089\u3001\u3055\u3089\u306b\u76f4\u611f\u7684\u3060\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u753b\u9762\u4e0a\u306e\u30e1\u30cb\u30e5\u30fc\u304b\u3089 <strong><code>\u30d5\u30a1\u30a4\u30eb<\/code><\/strong> \u2192 <strong><code>\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u8fbc\u307f<\/code><\/strong> \u3092\u9078\u629e<\/li>\n\n\n\n<li>Excel\u30d5\u30a1\u30a4\u30eb\u306a\u3089 <strong><code>Excel\u30c7\u30fc\u30bf (xlsx)<\/code><\/strong>\u3001CSV\u306a\u3089 <strong><code>\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb<\/code><\/strong> \u3092\u9078\u629e<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3057\u3066 <strong><code>OK<\/code><\/strong> \u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3060\u3051\u3067\u7c21\u5358\u306b\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u8fbc\u3081\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30de\u30a6\u30b9\u64cd\u4f5c\u3067\u5410\u304d\u51fa\u3055\u308c\u305f\u300c\u30b3\u30fc\u30c9\u300d\u3092\u30b3\u30d4\u30da\u3057\u3066\u6b21\u56de\u304b\u3089\u81ea\u52d5\u5316\u3059\u308b\u88cf\u30ef\u30b6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RStudio\u3067 <code>Import Dataset<\/code> \u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30d7\u30ec\u30d3\u30e5\u30fc\u753b\u9762\u306e\u53f3\u4e0b\u306b <strong><code>Code Preview<\/code><\/strong>\uff08\u5b9f\u884c\u3055\u308c\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u30b3\u30fc\u30c9\uff09\u304c\u8868\u793a\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3057\u3066\u30b9\u30af\u30ea\u30d7\u30c8\uff08R\u306e\u4f5c\u696d\u30d5\u30a1\u30a4\u30eb\uff09\u306b\u8cbc\u308a\u4ed8\u3051\u3066\u304a\u3051\u3070\u3001\u6b21\u56de\u304b\u3089\u306f\u30dc\u30bf\u30f3\u3092\u62bc\u3055\u305a\u3068\u3082\u3001\u30b3\u30fc\u30c9\u30921\u56de\u5b9f\u884c\u3059\u308b\u3060\u3051\u3067\u77ac\u6642\u306b\u540c\u3058\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u3053\u3068\u304c\u53ef\u80fd\u3060\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u306a\u305c\u30a8\u30e9\u30fc\u306b\u306a\u308b\uff1f\u300c\u30c7\u30fc\u30bf\u8aad\u307f\u8fbc\u307f\u306e\u7f607\u9078\u300d\u3068\u89e3\u6c7a\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u3067\u8aad\u307f\u8fbc\u3080\u969b\u3084\u3001\u3046\u307e\u304f\u8aad\u307f\u8fbc\u3081\u306a\u3044\u5834\u5408\u306b\u767a\u751f\u3059\u308b\u300c7\u3064\u306e\u30c8\u30e9\u30d6\u30eb\u300d\u306e\u89e3\u6c7a\u6cd5\u3092\u793a\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f601\u3011\u300c\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\uff08cannot open file\uff09\u300d\u3068\u8a00\u308f\u308c\u308b<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># \u30a8\u30e9\u30fc\u8868\u793a\u4f8b\nError in file(file, \"rt\") : cannot open the connection\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: R\u304c\u63a2\u3057\u3066\u3044\u308b\u5834\u6240\uff08\u4f5c\u696d\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\uff09\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u304c\u7f6e\u304b\u308c\u3066\u3044\u306a\u3044\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>:\n<ol class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u6240\u3092\u78ba\u8a8d\uff08\u4f8b: \u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u3084\u4f5c\u696d\u30d5\u30a9\u30eb\u30c0\uff09<\/li>\n\n\n\n<li>RStudio\u3067 <strong><code>Session<\/code> \u2192 <code>Set Working Directory<\/code> \u2192 <code>Choose Directory...<\/code><\/strong> \u3092\u958b\u304d\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>Windows\u306e\u5834\u5408\u3001\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u306e\u533a\u5207\u308a\u6587\u5b57 <code>\\<\/code> \u3092 <code>\/<\/code> \u306b\u66f8\u304d\u63db\u3048\u308b<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">&#x1f4a1; <strong>\u88dc\u8db3<\/strong>: RStudio\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d5\u30a1\u30a4\u30eb\uff08<code>.Rproj<\/code>\uff09\u3092\u4f5c\u6210\u3057\u3066\u305d\u306e\u4e2d\u3067\u4f5c\u696d\u3092\u884c\u3048\u3070\u3001\u30d1\u30b9\u30a8\u30e9\u30fc\u306f\u5b8c\u5168\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f602\u3011\u65e5\u672c\u8a9e\u306e\u30c7\u30fc\u30bf\u3084\u5217\u540d\u304c\u300c????\u300d\u3068\u6587\u5b57\u5316\u3051\u3059\u308b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: Windows\uff08Shift-JIS\/CP932\uff09\u3068Mac\uff08UTF-8\uff09\u3067\u6587\u5b57\u30b3\u30fc\u30c9\u304c\u7570\u306a\u308b\u305f\u3081\u3067\u3042\u308b\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: \u8aad\u307f\u8fbc\u307f\u6642\u306b\u6587\u5b57\u30b3\u30fc\u30c9\uff08<code>encoding<\/code>\uff09\u3092\u6307\u5b9a\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># Windows\u3067\u4f5c\u6210\u3055\u308c\u305fCSV\u3092Mac\u7b49\u3067\u958b\u304f\u5834\u5408\ndata &lt;- read.csv(\"data.csv\", fileEncoding = \"CP932\")\n\n# readr\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f7f\u3046\u5834\u5408\nlibrary(readr)\ndata &lt;- read_csv(\"data.csv\", locale = locale(encoding = \"CP932\"))\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f603\u3011\u6570\u5024\u30c7\u30fc\u30bf\u306a\u306e\u306b\u300ccharacter\uff08\u6587\u5b57\u578b\uff09\u300d\u306b\u306a\u3063\u3066\u96c6\u8a08\u3067\u304d\u306a\u3044<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: \u6570\u5024\u306e\u5217\u306e\u4e2d\u306b\u3001\u7a7a\u6b04\u3084\u300c\u306a\u3057\u300d\u300c-\u300d\u300cN\/A\u300d\u306a\u3069\u306e\u6587\u5b57\u304c\u6df7\u3056\u3063\u3066\u3044\u308b\u305f\u3081\u3067\u3042\u308b\u3002R\u306f1\u3064\u3067\u3082\u6587\u5b57\u304c\u3042\u308b\u3068\u5217\u5168\u4f53\u3092\u300c\u6587\u5b57\u578b\u300d\u3068\u5224\u5b9a\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: \u6b20\u640d\u5024\u3068\u3057\u3066\u6271\u3046\u6587\u5b57\u3092\u6307\u5b9a\u3057\u3066\u8aad\u307f\u8fbc\u3080\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># \u7a7a\u767d\u3084\"-\"\u3092\u6b20\u640d\u5024\uff08NA\uff09\u3068\u3057\u3066\u6307\u5b9a\u3057\u3066\u8aad\u307f\u8fbc\u3080\ndata &lt;- read.csv(\"data.csv\", na.strings = c(\"\", \"NA\", \"-\"))\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f604\u3011Excel\u30d5\u30a1\u30a4\u30eb\uff08.xlsx\uff09\u304c\u305d\u306e\u307e\u307e\u8aad\u3081\u306a\u3044<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: \u6a19\u6e96\u306e <code>read.csv()<\/code> \u306fCSV\u5c02\u7528\u95a2\u6570\u3067\u3042\u308a\u3001Excel\u30d5\u30a1\u30a4\u30eb\uff08.xlsx\uff09\u306f\u8aad\u307f\u8fbc\u3081\u306a\u3044\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: <code>readxl<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>library(readxl)\n\n# Excel\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\ndata &lt;- read_excel(\"data.xlsx\")\n\n# 2\u756a\u76ee\u306e\u30b7\u30fc\u30c8\u3092\u6307\u5b9a\u3057\u3066\u8aad\u307f\u8fbc\u3080\u5834\u5408\ndata &lt;- read_excel(\"data.xlsx\", sheet = 2)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f605\u3011Excel\u306e\u65e5\u4ed8\u304c\u300c45123\u300d\u307f\u305f\u3044\u306a\u8b0e\u306e5\u6841\u6570\u5b57\u306b\u306a\u308b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: Excel\u5185\u90e8\u3067\u65e5\u4ed8\u304c\u300c1900\u5e741\u67081\u65e5\u304b\u3089\u306e\u65e5\u6570\uff08\u30b7\u30ea\u30a2\u30eb\u5024\uff09\u300d\u3068\u3057\u3066\u7ba1\u7406\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3067\u3042\u308b\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: R\u5074\u3067\u65e5\u4ed8\u578b\uff08Date\u578b\uff09\u306b\u5909\u63db\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># 5\u6841\u306e\u30b7\u30ea\u30a2\u30eb\u5024\u3092\u6b63\u3057\u3044\u65e5\u4ed8\u306b\u623b\u3059\ndata$date &lt;- as.Date(data$date, origin = \"1899-12-30\")\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f606\u3011\u5217\u540d\uff08\u30d8\u30c3\u30c0\u30fc\uff09\u306b\u30b9\u30da\u30fc\u30b9\u3084\u5168\u89d2\u304c\u3042\u3063\u3066R\u3067\u6271\u3044\u3065\u3089\u3044<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: \u5217\u540d\u306b\u30b9\u30da\u30fc\u30b9\u3084\u65e5\u672c\u8a9e\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3068\u3001R\u306e\u51e6\u7406\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308b\u305f\u3081\u3067\u3042\u308b\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: <code>janitor<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u7528\u3044\u3066\u4e00\u62ec\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3092\u884c\u3046\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>library(janitor)\n\n# \u5217\u540d\u3092\u534a\u89d2\u5c0f\u6587\u5b57\uff06\u30b9\u30cd\u30fc\u30af\u30b1\u30fc\u30b9\uff08\u4f8b: patient_age\uff09\u306b\u4e00\u77ac\u3067\u7dba\u9e97\u306b\u3059\u308b\ndata &lt;- clean_names(data)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u3010\u7f607\u3011\u5de8\u5927\u306aCSV\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u3068R\u304c\u56fa\u307e\u308b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>: \u6a19\u6e96\u306e <code>read.csv()<\/code> \u306f\u51e6\u7406\u901f\u5ea6\u304c\u9045\u304f\u3001\u6570\u4e07\u884c\u4ee5\u4e0a\u306e\u30c7\u30fc\u30bf\u3067\u306f\u51e6\u7406\u304c\u91cd\u304f\u306a\u308b\u305f\u3081\u3067\u3042\u308b\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: \u9ad8\u901f\u8aad\u307f\u8fbc\u307f\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># data.table\u30d1\u30c3\u30b1\u30fc\u30b8\u306efread\u95a2\u6570\u3092\u4f7f\u3046\uff08\u6700\u901f\uff09\nlibrary(data.table)\ndata &lt;- fread(\"large_data.csv\")\n<\/code><\/pre>\n\n\n\n<div id=\"biost-1921680487\" 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\">3. \u3053\u308c\u3060\u3051\u610f\u8b58\u3059\u308c\u3070\u4e8c\u5ea6\u3068\u56f0\u3089\u306a\u3044\uff01\u300cR\u304c\u559c\u3073\u3084\u3059\u3044Excel\u30c7\u30fc\u30bf\u300d\u306e\u4f5c\u6210\u30eb\u30fc\u30eb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">R\u306b\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307e\u305b\u308b\u524d\u306b\u3001Excel\u5074\u3067\u4ee5\u4e0b\u306e3\u30eb\u30fc\u30eb\u3092\u9075\u5b88\u3059\u308b\u3060\u3051\u3067\u3001\u30a8\u30e9\u30fc\u306e9\u5272\u306f\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>1\u884c\u76ee\u306f\u300c\u5217\u540d\uff08\u534a\u89d2\u82f1\u6570\u304c\u30d9\u30b9\u30c8\uff09\u300d\u3060\u3051\u30012\u884c\u76ee\u304b\u3089\u300c\u30c7\u30fc\u30bf\u300d\u306b\u3059\u308b<\/strong> \uff08\u30bf\u30a4\u30c8\u30eb\u3084\u30e1\u30e2\u30921\u884c\u76ee\u306b\u66f8\u304b\u306a\u3044\uff09<\/li>\n\n\n\n<li><strong>\u30bb\u30eb\u7d50\u5408\u306f\u7d76\u5bfeNG\uff01<\/strong> \uff081\u30bb\u30eb1\u30c7\u30fc\u30bf\u306e\u539f\u5247\uff09<\/li>\n\n\n\n<li><strong>\u7a7a\u6b04\uff08\u6b20\u640d\u5024\uff09\u306b\u300c\u306a\u3057\u300d\u300c-\u300d\u306a\u3069\u306e\u6587\u5b57\u3092\u5165\u529b\u3057\u306a\u3044<\/strong> \uff08\u672a\u6e2c\u5b9a\u306e\u5834\u6240\u306f\u305d\u306e\u307e\u307e\u7a7a\u6b04\u306b\u3057\u3066\u304a\u304f\uff09<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u307e\u3068\u3081\uff1a\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u8fbc\u307f\u3055\u3048\u30af\u30ea\u30a2\u3059\u308c\u3070\u3001R\u306e\u697d\u3057\u3055\u306f10\u500d\u306b\u306a\u308b\uff01<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">R\u306b\u304a\u3051\u308b\u6700\u521d\u306e\u58c1\u3067\u3042\u308b\u300c\u30c7\u30fc\u30bf\u8aad\u307f\u8fbc\u307f\u300d\u3082\u3001EZR\u3084RStudio\u306e\u753b\u9762\u64cd\u4f5c\uff08\u30a4\u30f3\u30dd\u30fc\u30c8\u6a5f\u80fd\uff09\u3092\u6d3b\u7528\u3059\u308c\u3070\u4e00\u77ac\u3067\u89e3\u6c7a\u3059\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e07\u304c\u4e00\u30b3\u30fc\u30c9\u3067\u8aad\u307f\u8fbc\u3093\u3060\u969b\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u672c\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u300c7\u5927\u30a8\u30e9\u30fc\u300d\u3092\u8f9e\u66f8\u4ee3\u308f\u308a\u306b\u78ba\u8a8d\u3057\u3066\u307b\u3057\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u8fbc\u307f\u3055\u3048\u30af\u30ea\u30a2\u3067\u304d\u308c\u3070\u3001R\u3067\u306e\u30b0\u30e9\u30d5\u4f5c\u6210\u3084\u9ad8\u5ea6\u306a\u7d71\u8a08\u89e3\u6790\u3078\u306e\u9053\u306f\u3059\u3050\u305d\u3053\u3060\u3002\u305c\u3072\u5feb\u9069\u306a\u30c7\u30fc\u30bf\u5206\u6790\u30e9\u30a4\u30d5\u3092\u30b9\u30bf\u30fc\u30c8\u3055\u305b\u3066\u307b\u3057\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u304a\u3059\u3059\u3081\u66f8\u7c4d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/amzn.to\/4fsL76x\">\u3044\u3061\u3070\u3093\u3084\u3055\u3057\u3044\u3001\u533b\u7642\u7d71\u8a08\u3000\u6539\u8a02\u7248\u301c\u56f3\u89e3\u3067\u3059\u3093\u306a\u308a\u308f\u304b\u308b\u7d71\u8a08\u306e\u57fa\u672c<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u300cR\u3092\u4f7f\u3044\u59cb\u3081\u305f\u3051\u308c\u3069\u3001\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u3060\u3051\u30671\u6642\u9593\u4ee5\u4e0a\u30a8\u30e9\u30fc\u3068\u683c\u95d8\u3057\u3066\u3044\u308b\u300d \u300c\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u3068\u8a00\u308f\u308c\u308b\u3057\u3001\u8aad\u3081\u305f\u3068\u601d\u3063\u305f\u3089\u6587\u5b57\u5316\u3051\u3057\u3066\u3044\u308b\u2026\u2026\u300d \u3057\u304b\u3057\u3001\u4e0d\u5b89\u306b\u601d\u3046\u5fc5\u8981\u306f\u306a\u3044\u3002\u3053\u308c\u306fR\u3092\u4f7f\u3046\u8005\u5168\u54e1\u304c\u6700\u521d [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4617,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[5],"tags":[],"class_list":["post-4622","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-r"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2026\/07\/\u3082\u3046\u30a8\u30e9\u30fc\u3067\u6ce3\u304b\u306a\u3044\uff01R\u30fbEZR\u3067\u30c7\u30fc\u30bf\u3092\u4e00\u767a\u53d6\u308a\u8fbc\u307f\u3059\u308b\u88cf\u30ef\u30b6\uff067\u5927\u30c8\u30e9\u30d6\u30eb\u89e3\u6c7a\u6cd5-scaled.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/4622","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=4622"}],"version-history":[{"count":1,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/4622\/revisions"}],"predecessor-version":[{"id":4624,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/4622\/revisions\/4624"}],"wp:attachment":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media?parent=4622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/categories?post=4622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/tags?post=4622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}