{"id":1798,"date":"2023-07-24T22:50:04","date_gmt":"2023-07-24T22:50:04","guid":{"rendered":"https:\/\/statorials.org\/th\/%e0%b8%81%e0%b8%a3%e0%b8%ad%e0%b8%81%e0%b8%81%e0%b8%a3%e0%b8%93%e0%b8%b5-r\/"},"modified":"2023-07-24T22:50:04","modified_gmt":"2023-07-24T22:50:04","slug":"%e0%b8%81%e0%b8%a3%e0%b8%ad%e0%b8%81%e0%b8%81%e0%b8%a3%e0%b8%93%e0%b8%b5-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/th\/%e0%b8%81%e0%b8%a3%e0%b8%ad%e0%b8%81%e0%b8%81%e0%b8%a3%e0%b8%93%e0%b8%b5-r\/","title":{"rendered":"\u0e27\u0e34\u0e18\u0e35\u0e43\u0e0a\u0e49 complete.cases \u0e43\u0e19 r (\u0e1e\u0e23\u0e49\u0e2d\u0e21\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u0e04\u0e38\u0e13\u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e43\u0e0a\u0e49\u0e1f\u0e31\u0e07\u0e01\u0e4c\u0e0a\u0e31\u0e19 <strong>complete.cases()<\/strong> \u0e43\u0e19 R \u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e25\u0e1a\u0e04\u0e48\u0e32\u0e17\u0e35\u0e48\u0e2b\u0e32\u0e22\u0e44\u0e1b\u0e43\u0e19\u0e40\u0e27\u0e01\u0e40\u0e15\u0e2d\u0e23\u0e4c \u0e40\u0e21\u0e17\u0e23\u0e34\u0e01\u0e0b\u0e4c \u0e2b\u0e23\u0e37\u0e2d\u0e40\u0e1f\u0e23\u0e21\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u0e1f\u0e31\u0e07\u0e01\u0e4c\u0e0a\u0e31\u0e19\u0e19\u0e35\u0e49\u0e43\u0e0a\u0e49\u0e44\u0e27\u0e22\u0e32\u0e01\u0e23\u0e13\u0e4c\u0e1e\u0e37\u0e49\u0e19\u0e10\u0e32\u0e19\u0e15\u0e48\u0e2d\u0e44\u0e1b\u0e19\u0e35\u0e49:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#remove missing values from vector<\/span>\nx &lt;- x[complete. <span style=\"color: #3366ff;\">boxes<\/span> (x)]\n\n<span style=\"color: #008080;\">#remove rows with missing values in any column of data frame\n<\/span>df &lt;- df[complete. <span style=\"color: #3366ff;\">boxes<\/span> (df), ]\n\n<span style=\"color: #008080;\">#remove rows with NA in specific columns of data frame\n<\/span>df &lt;- df[complete. <span style=\"color: #3366ff;\">cases<\/span> (df[, c(' <span style=\"color: #ff0000;\">col1<\/span> ', ' <span style=\"color: #ff0000;\">col2<\/span> ', ...)]), ] \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e15\u0e48\u0e2d\u0e44\u0e1b\u0e19\u0e35\u0e49\u0e41\u0e2a\u0e14\u0e07\u0e27\u0e34\u0e18\u0e35\u0e43\u0e0a\u0e49\u0e1f\u0e31\u0e07\u0e01\u0e4c\u0e0a\u0e31\u0e19\u0e19\u0e35\u0e49\u0e43\u0e19\u0e17\u0e32\u0e07\u0e1b\u0e0f\u0e34\u0e1a\u0e31\u0e15\u0e34<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e17\u0e35\u0e48 1: \u0e25\u0e1a\u0e04\u0e48\u0e32\u0e17\u0e35\u0e48\u0e2b\u0e32\u0e22\u0e44\u0e1b\u0e2d\u0e2d\u0e01\u0e08\u0e32\u0e01\u0e40\u0e27\u0e01\u0e40\u0e15\u0e2d\u0e23\u0e4c<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\u0e23\u0e2b\u0e31\u0e2a\u0e15\u0e48\u0e2d\u0e44\u0e1b\u0e19\u0e35\u0e49\u0e41\u0e2a\u0e14\u0e07\u0e27\u0e34\u0e18\u0e35\u0e25\u0e1a\u0e04\u0e48\u0e32 NA \u0e17\u0e31\u0e49\u0e07\u0e2b\u0e21\u0e14\u0e2d\u0e2d\u0e01\u0e08\u0e32\u0e01\u0e40\u0e27\u0e01\u0e40\u0e15\u0e2d\u0e23\u0e4c:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#definevector\n<span style=\"color: #000000;\">x &lt;- c(1, 24, NA, 6, NA, 9)<\/span>\n\n#remove NA values from vector<\/span>\nx &lt;- x[complete. <span style=\"color: #3366ff;\">boxes<\/span> (x)]\n\nx\n\n[1] 1 24 6 9\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e17\u0e35\u0e48 2: \u0e25\u0e1a\u0e41\u0e16\u0e27\u0e17\u0e35\u0e48\u0e21\u0e35 NA \u0e43\u0e19\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e43\u0e14\u0e46 \u0e02\u0e2d\u0e07\u0e01\u0e23\u0e2d\u0e1a\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\u0e23\u0e2b\u0e31\u0e2a\u0e15\u0e48\u0e2d\u0e44\u0e1b\u0e19\u0e35\u0e49\u0e41\u0e2a\u0e14\u0e07\u0e27\u0e34\u0e18\u0e35\u0e25\u0e1a\u0e41\u0e16\u0e27\u0e17\u0e35\u0e48\u0e21\u0e35\u0e04\u0e48\u0e32 NA \u0e43\u0e19\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e43\u0e14 \u0e46 \u0e02\u0e2d\u0e07\u0e01\u0e23\u0e2d\u0e1a\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define data frame\n<span style=\"color: #000000;\">df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (x=c(1, 24, NA, 6, NA, 9),\n                 y=c(NA, 3, 4, 8, NA, 12),\n                 z=c(NA, 7, 5, 15, 7, 14))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n   X Y Z\n1 1 NA NA\n2 24 3 7\n3 NA 4 5\n4 6 8 15\n5 NA NA 7\n6 9 12 14<\/span>\n\n#remove rows with NA value in any column data frame<\/span>\ndf &lt;- df[complete. <span style=\"color: #3366ff;\">boxes<\/span> (df), ]\n\n<span style=\"color: #008080;\">#view data frame<\/span> \ndf\n\n   X Y Z\n2 24 3 7\n4 6 8 15\n6 9 12 14\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e17\u0e35\u0e48 3: \u0e25\u0e1a\u0e41\u0e16\u0e27\u0e17\u0e35\u0e48\u0e21\u0e35 NA \u0e43\u0e19\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e40\u0e09\u0e1e\u0e32\u0e30\u0e02\u0e2d\u0e07\u0e01\u0e23\u0e2d\u0e1a\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\u0e23\u0e2b\u0e31\u0e2a\u0e15\u0e48\u0e2d\u0e44\u0e1b\u0e19\u0e35\u0e49\u0e41\u0e2a\u0e14\u0e07\u0e27\u0e34\u0e18\u0e35\u0e01\u0e32\u0e23\u0e25\u0e1a\u0e41\u0e16\u0e27\u0e17\u0e35\u0e48\u0e21\u0e35\u0e04\u0e48\u0e32 NA \u0e43\u0e19\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e40\u0e09\u0e1e\u0e32\u0e30\u0e02\u0e2d\u0e07\u0e01\u0e23\u0e2d\u0e1a\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define data frame\n<span style=\"color: #000000;\">df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (x=c(1, 24, NA, 6, NA, 9),\n                 y=c(NA, 3, 4, 8, NA, 12),\n                 z=c(NA, 7, 5, 15, 7, 14))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n   X Y Z\n1 1 NA NA\n2 24 3 7\n3 NA 4 5\n4 6 8 15\n5 NA NA 7\n6 9 12 14<\/span>\n\n<\/span><span style=\"color: #008080;\">#remove rows with NA value in <em>y<\/em> or <em>z<\/em> column<\/span>\ndf &lt;- df[complete. <span style=\"color: #3366ff;\">cases<\/span> (df[, c(' <span style=\"color: #ff0000;\">y<\/span> ', ' <span style=\"color: #ff0000;\">z<\/span> ')]), ]\n\n<span style=\"color: #008080;\">#view data frame<\/span> \ndf\n\n   X Y Z\n2 24 3 7\n3 NA 4 5\n4 6 8 15\n6 9 12 14<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>\u0e41\u0e2b\u0e25\u0e48\u0e07\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25\u0e40\u0e1e\u0e34\u0e48\u0e21\u0e40\u0e15\u0e34\u0e21<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/th\/r-\u0e44\u0e21\u0e48\u0e43\u0e0a\u0e48-na\/\" target=\"_blank\" rel=\"noopener\">\u0e27\u0e34\u0e18\u0e35\u0e43\u0e0a\u0e49 &#8220;\u0e44\u0e21\u0e48\u0e43\u0e0a\u0e48 NA&#8221; \u0e43\u0e19 R<\/a><br \/> <a href=\"https:\/\/statorials.org\/th\/\u0e43\u0e2a\u0e48\u0e04\u0e48\u0e32\u0e17\u0e35\u0e48\u0e2b\u0e32\u0e22\u0e44\u0e1b\u0e43\u0e19-r\/\" target=\"_blank\" rel=\"noopener\">\u0e27\u0e34\u0e18\u0e35\u0e43\u0e2a\u0e48\u0e04\u0e48\u0e32\u0e17\u0e35\u0e48\u0e2b\u0e32\u0e22\u0e44\u0e1b\u0e17\u0e31\u0e49\u0e07\u0e2b\u0e21\u0e14\u0e43\u0e19 R<\/a><br \/> <a href=\"https:\/\/statorials.org\/th\/\u0e41\u0e17\u0e19\u0e17\u0e35\u0e48-na-\u0e14\u0e49\u0e27\u0e22\u0e2a\u0e15\u0e23\u0e34\u0e07\u0e43\u0e19-r\/\" target=\"_blank\" rel=\"noopener\">\u0e27\u0e34\u0e18\u0e35\u0e41\u0e17\u0e19\u0e17\u0e35\u0e48 NAs \u0e14\u0e49\u0e27\u0e22\u0e2a\u0e15\u0e23\u0e34\u0e07\u0e43\u0e19 R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0e04\u0e38\u0e13\u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e43\u0e0a\u0e49\u0e1f\u0e31\u0e07\u0e01\u0e4c\u0e0a\u0e31\u0e19 complete.cases() \u0e43\u0e19 R \u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e25\u0e1a\u0e04\u0e48\u0e32\u0e17\u0e35 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1798","post","type-post","status-publish","format-standard","hentry","category-3"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - 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