{"version":"1.0","description":"select( )\u3092\u4f7f\u3063\u3066\u5909\u6570\u3092\u6307\u5b9a\u3057\u3066\u62bd\u51fa\u3059\u308b rename( )\u3067\u5909\u6570\u540d\u3092\u5909\u66f4\u3059\u308b mutate( )\u3067\u65b0\u3057\u304f\u5909\u6570\u3092\u4f5c\u6210\u3059\u308b \u304a\u308f\u308a\u306b \u53c2\u8003\u8cc7\u6599 \u5217\u3001\u3064\u307e\u308a\u5909\u6570\u306b\u5bfe\u3059\u308b\u64cd\u4f5c\u306e\u307e\u3068\u3081\u3002 \u3053\u3053\u3067\u3082survival\u30d1\u30c3\u30b1\u30fc\u30b8\u306epbc\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\uff08\u306e\u4e00\u90e8\uff09\u3092\u4f8b\u3068\u3057\u3066\u4f7f\u3046\u3002 > library(survival) > set.seed(1234) > data(pbc) > d <- pbc[1:6,1:6] > d[6,2:6] <- NA > d id time status trt age sex 1 1 400 2 1 58.76523 f 2 2 4500 0 1 56.44627 f 3\u2026","provider_name":"Hatena Blog","height":"190","width":"100%","title":" \u30c7\u30fc\u30bf\u5217\u306b\u5bfe\u3059\u308b\u64cd\u4f5c\uff08tidyverse\u30d1\u30c3\u30b1\u30fc\u30b8\uff09[R]","provider_url":"https://hatena.blog","author_name":"quossy","type":"rich","blog_title":"\u306d\u3053\u3059\u305f\u3063\u3068","categories":["tidyverse","data handling","R"],"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/q/quossy/20210821/20210821065457.jpg","author_url":"https://blog.hatena.ne.jp/quossy/","published":"2021-10-02 09:49:30","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnecostat.hatenablog.jp%2Fentry%2F2021%2F10%2F02%2F094930\" title=\" \u30c7\u30fc\u30bf\u5217\u306b\u5bfe\u3059\u308b\u64cd\u4f5c\uff08tidyverse\u30d1\u30c3\u30b1\u30fc\u30b8\uff09[R] - \u306d\u3053\u3059\u305f\u3063\u3068\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://necostat.hatenablog.jp/","url":"https://necostat.hatenablog.jp/entry/2021/10/02/094930"}