{"id":3970,"date":"2023-07-14T11:04:38","date_gmt":"2023-07-14T11:04:38","guid":{"rendered":"https:\/\/statorials.org\/cn\/r-%e8%ad%a6%e5%91%8a-stat_bin-%e4%bd%bf%e7%94%a8-bin-30\/"},"modified":"2023-07-14T11:04:38","modified_gmt":"2023-07-14T11:04:38","slug":"r-%e8%ad%a6%e5%91%8a-stat_bin-%e4%bd%bf%e7%94%a8-bin-30","status":"publish","type":"post","link":"https:\/\/statorials.org\/cn\/r-%e8%ad%a6%e5%91%8a-stat_bin-%e4%bd%bf%e7%94%a8-bin-30\/","title":{"rendered":"\u5982\u4f55\u5904\u7406 r \u8b66\u544a\uff1astat_bin() \u4f7f\u7528 bins = 30"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u60a8\u5728 R \u4e2d\u53ef\u80fd\u9047\u5230\u7684\u5e38\u89c1\u8b66\u544a\u662f\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>`stat_bin()` using `bins = 30`. Pick better value with `binwidth`.\n<\/strong><\/pre>\n<p><span style=\"color: #000000;\">\u5f53\u60a8\u4f7f\u7528<strong>geom_histogram()<\/strong>\u5728 ggplot2 \u4e2d\u521b\u5efa\u76f4\u65b9\u56fe\u5e76\u4e14\u65e0\u6cd5\u6307\u5b9a\u8981\u5728\u76f4\u65b9\u56fe\u4e2d\u4f7f\u7528\u7684\u7ec4\u6570\u65f6\uff0c\u4f1a\u51fa\u73b0\u6b64\u8b66\u544a\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4e3a\u4e86\u907f\u514d\u51fa\u73b0\u6b64\u8b66\u544a\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528<strong>bins<\/strong>\u53c2\u6570\u6765\u6307\u5b9a\u8981\u4f7f\u7528\u7684 bin \u6570\u91cf\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>ggplot(df, aes(x=my_variable)) +\n  geom_histogram(bins= <span style=\"color: #008000;\">10<\/span> )<\/strong><\/pre>\n<p><span style=\"color: #000000;\"><span style=\"color: #000000;\">\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728\u5b9e\u8df5\u4e2d\u907f\u514d\u6b64\u8b66\u544a\u3002<\/span><\/span><\/p>\n<h2><strong>\u793a\u4f8b\uff1a\u5982\u4f55\u4f7f\u7528 bins = 30 \u907f\u514d stat_bins() \u8b66\u544a<\/strong><\/h2>\n<p><span style=\"color: #000000;\">\u5047\u8bbe\u6211\u4eec\u4f7f\u7528 ggplot2 \u7684<strong>geom_histogram()<\/strong>\u51fd\u6570\u4e3a\u6570\u636e\u6846\u4e2d\u7684\u53d8\u91cf\u521b\u5efa\u76f4\u65b9\u56fe\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#make this example reproducible\n<\/span>set. <span style=\"color: #3366ff;\">seed<\/span> ( <span style=\"color: #008000;\">0<\/span> )\n\n<span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (my_values = rnorm( <span style=\"color: #008000;\">1000<\/span> ))\n\n<span style=\"color: #008080;\">#view head of data frame\n<\/span>head(df)\n\n   my_values\n1 1.2629543\n2 -0.3262334\n3 1.3297993\n4 1.2724293\n5 0.4146414\n6 -1.5399500\n\n<span style=\"color: #008080;\">#create histogram\n<\/span>ggplot(df, aes(x=my_values)) +\n  geom_histogram(col=' <span style=\"color: #ff0000;\">black<\/span> ', fill=' <span style=\"color: #ff0000;\">steelblue<\/span> ')\n\n`stat_bin()` using `bins = 30`. Pick better value with `binwidth`.\n<\/span><\/span><\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31818 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/hist30.jpg\" alt=\"\" width=\"487\" height=\"488\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8bf7\u6ce8\u610f\uff0c\u6211\u4eec<strong>\u4f7f\u7528\u201cbins = 30\u201d\u6536\u5230\u201cstat_bin()\u201d\u8b66\u544a\u3002\u4f7f\u7528\u201cbinwidth\u201d\u9009\u62e9\u66f4\u597d\u7684\u503c\u3002<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">\u5e94\u8be5\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u53ea\u662f\u4e00\u4e2a\u8b66\u544a\uff0c\u76f4\u65b9\u56fe\u4ecd\u7136\u662f\u7531 ggplot2 \u521b\u5efa\u7684\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4f46\u662f\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528<strong>geom_histogram()<\/strong>\u4e2d\u7684<strong>bins<\/strong>\u53c2\u6570\u6765\u6307\u5b9a\u76f4\u65b9\u56fe\u4e2d\u8981\u4f7f\u7528\u7684 bin \u6570\u91cf\u6765\u5b8c\u5168\u907f\u514d\u6b64\u8b66\u544a\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u6765\u4f7f\u7528<strong>10 \u4e2a<\/strong>bin \u4f5c\u4e3a\u76f4\u65b9\u56fe\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create histogram with 10 bins\n<\/span>ggplot(df, aes(x=my_values)) +\n  geom_histogram(col=' <span style=\"color: #ff0000;\">black<\/span> ', fill=' <span style=\"color: #ff0000;\">steelblue<\/span> ', bins= <span style=\"color: #008000;\">10<\/span> )<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31819 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/hist30_1.jpg\" alt=\"\" width=\"444\" height=\"442\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8bf7\u6ce8\u610f\uff0c\u8fd9\u6b21\u6211\u4eec\u6ca1\u6709\u6536\u5230\u4efb\u4f55\u8b66\u544a\u6d88\u606f\uff0c\u5e76\u4e14\u76f4\u65b9\u56fe\u6070\u597d\u5305\u542b 10 \u4e2a bin\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u8bf7\u6ce8\u610f\uff0c\u60a8\u4f7f\u7528\u7684\u5783\u573e\u7bb1\u8d8a\u5c11\uff0c\u6bcf\u4e2a\u5783\u573e\u7bb1\u5c31\u8d8a\u5bbd\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<strong>5 \u4e2a<\/strong>\u5783\u573e\u7bb1\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create histogram with 5 bins\n<\/span>ggplot(df, aes(x=my_values)) +\n  geom_histogram(col=' <span style=\"color: #ff0000;\">black<\/span> ', fill=' <span style=\"color: #ff0000;\">steelblue<\/span> ', bins= <span style=\"color: #008000;\">5<\/span> )<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31820 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/hist30_2.jpg\" alt=\"\" width=\"486\" height=\"487\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8bf7\u6ce8\u610f\uff0c\u6b64\u76f4\u65b9\u56fe\u4e2d\u7684\u7ec4\u8f83\u5c11\u4f46\u8f83\u5927\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u60a8\u53ef\u4ee5\u5728\u76f4\u65b9\u56fe\u4e2d\u968f\u610f\u4f7f\u7528\u4efb\u610f\u6570\u91cf\u7684\u5783\u573e\u7bb1\u3002<\/span><\/p>\n<h2><span style=\"color: #000000;\"><strong>\u5176\u4ed6\u8d44\u6e90<\/strong><\/span><\/h2>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u6559\u7a0b\u89e3\u91ca\u4e86\u5982\u4f55\u89e3\u51b3 R \u4e2d\u7684\u5176\u4ed6\u5e38\u89c1\u9519\u8bef\uff1a<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/cn\/r-\u540d\u79f0\u4e2d\u7684-rbind-\u9519\u8bef\u4e0e\u4ee5\u524d\u7684\u540d\u79f0\u4e0d\u5339\u914d\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 R \u4e2d\u4fee\u590d\uff1a\u540d\u79f0\u4e0e\u4ee5\u524d\u7684\u540d\u79f0\u4e0d\u5339\u914d<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/nas-\u901a\u8fc7\u5f3a\u5236\u5f15\u5165-r\/\">\u5982\u4f55\u5728 R \u4e2d\u4fee\u590d\uff1a\u5f3a\u5236\u5f15\u5165\u7684 NA<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/r-\u9519\u8bef\u7d22\u5f15\u8d85\u51fa\u8303\u56f4\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 R \u4e2d\u4fee\u590d\uff1a\u63d0\u793a\u8d8a\u754c<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/\u5e94\u7528\u4e8e\u5177\u6709-2-\u4e2a\u6216\u66f4\u591a\u6c34\u5e73\u7684\u56e0\u7d20\u7684\u5bf9\u6bd4\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 R \u4e2d\u4fee\u590d\uff1a\u5bf9\u6bd4\u53ea\u80fd\u5e94\u7528\u4e8e\u5177\u6709 2 \u4e2a\u6216\u66f4\u591a\u7ea7\u522b\u7684\u56e0\u5b50<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60a8\u5728 R \u4e2d\u53ef\u80fd\u9047\u5230\u7684\u5e38\u89c1\u8b66\u544a\u662f\uff1a `stat_bin()` using `bins = 30`. Pick  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3970","post","type-post","status-publish","format-standard","hentry","category-11"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5982\u4f55\u5904\u7406 R \u8b66\u544a\uff1astat_bin() \u4f7f\u7528 bins = 30 - Statorials<\/title>\n<meta name=\"description\" content=\"\u672c\u6559\u7a0b\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u201cbins = 30\u201d\u5904\u7406 R \u4e2d\u7684\u4ee5\u4e0b\u8b66\u544a\uff1a\u201cstat_bin()\u201d\u3002\u4f7f\u7528\u201cbinwidth\u201d\u9009\u62e9\u66f4\u597d\u7684\u503c\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/cn\/r-\u8b66\u544a-stat_bin-\u4f7f\u7528-bin-30\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5982\u4f55\u5904\u7406 R \u8b66\u544a\uff1astat_bin() \u4f7f\u7528 bins = 30 - 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