<\/p>\n
R’deki dplyr<\/strong> ve Tidyr<\/strong> paketlerindeki i\u015flevleri kullanarak NA de\u011ferlerini medyanla de\u011fi\u015ftirmek i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz:<\/span><\/p>\n Y\u00f6ntem 1: NA de\u011ferlerini bir s\u00fctundaki medyanla de\u011fi\u015ftirin<\/strong><\/span><\/p>\n Y\u00f6ntem 2: Birden \u00e7ok s\u00fctunda NA de\u011ferlerini medyanla de\u011fi\u015ftirin<\/strong><\/span><\/p>\n Y\u00f6ntem 3: T\u00fcm say\u0131sal s\u00fctunlarda NA de\u011ferlerini medyanla de\u011fi\u015ftirin<\/strong><\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin pratikte a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesiyle nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, nokta<\/strong> s\u00fctunundaki NA de\u011ferlerinin, nokta<\/strong> s\u00fctununun medyan de\u011feriyle nas\u0131l de\u011fi\u015ftirilece\u011fini g\u00f6sterir:<\/span><\/p>\n Puan<\/strong> s\u00fctunundaki medyan de\u011feri 15 oldu\u011fundan puan<\/strong> s\u00fctunundaki NA de\u011feri 15 ile de\u011fi\u015ftirildi.<\/span><\/p>\n Di\u011fer t\u00fcm s\u00fctunlar de\u011fi\u015fmeden kald\u0131.<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, nokta<\/strong> ve blok<\/strong> s\u00fctunlar\u0131ndaki NA de\u011ferlerinin ilgili s\u00fctun medyanlar\u0131yla nas\u0131l de\u011fi\u015ftirilece\u011fini g\u00f6sterir:<\/span><\/p>\n Nokta<\/strong> ve blok<\/strong> s\u00fctunlar\u0131ndaki NA de\u011ferlerinin her ikisinin de ilgili s\u00fctun medyanlar\u0131yla de\u011fi\u015ftirildi\u011fini unutmay\u0131n.<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, her say\u0131sal s\u00fctundaki NA de\u011ferlerinin ilgili medyan de\u011ferleriyle nas\u0131l de\u011fi\u015ftirilece\u011fini g\u00f6sterir:<\/span><\/p>\n T\u00fcm say\u0131sal s\u00fctunlardaki NA de\u011ferlerinin, ilgili s\u00fctun medyanlar\u0131yla de\u011fi\u015ftirildi\u011fini unutmay\u0131n.<\/span><\/p>\n Say\u0131sal olmayan tek s\u00fctun (oyuncu)<\/strong> de\u011fi\u015fmeden kald\u0131.<\/span><\/p>\n A\u015fa\u011f\u0131daki e\u011fitimlerde dplyr’de di\u011fer genel g\u00f6revlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n Belirli bir dizeyi i\u00e7eren sat\u0131rlar\u0131 dplyr kullanarak nas\u0131l filtreleyebilirim?<\/a> R’deki dplyr ve Tidyr paketlerindeki i\u015flevleri kullanarak NA de\u011ferlerini medyanla de\u011fi\u015ftirmek i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz: Y\u00f6ntem 1: NA de\u011ferlerini bir s\u00fctundaki medyanla de\u011fi\u015ftirin df %>% mutate(across(col1, ~replace_na(., median(., na. rm = TRUE )))) Y\u00f6ntem 2: Birden \u00e7ok s\u00fctunda NA de\u011ferlerini medyanla de\u011fi\u015ftirin df %>% mutate(across(c(col1, col2), ~replace_na(., median(., na. rm = TRUE )))) Y\u00f6ntem 3: […]<\/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-3412","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n df %>% mutate(across(col1, ~replace_na(., median(., na. rm<\/span> = TRUE<\/span> ))))\n<\/strong><\/pre>\n df %>% mutate(across(c(col1, col2), ~replace_na(., median(., na. rm<\/span> = TRUE<\/span> ))))<\/strong><\/pre>\n df %>% mutate(across(where(is. numeric<\/span> ), ~replace_na(., median(., na. rm<\/span> = TRUE<\/span> ))))<\/strong><\/pre>\n #create data frame<\/span>\ndf <- data. frame<\/span> (player=c('A', 'B', 'C', 'D', 'E'),\n points=c(17, 13, NA, 9, 25),\n rebounds=c(3, 4, NA, NA, 8),\n blocks=c(1, 1, 2, 4, NA))\n\n#view data frame<\/span>\ndf\n\n player points rebounds blocks\n1 to 17 3 1\n2 B 13 4 1\n3 C NA NA 2\n4 D 9 NA 4\n5 E 25 8 NA\n<\/strong><\/pre>\n \u00d6rnek 1: NA de\u011ferlerini bir s\u00fctundaki medyanla de\u011fi\u015ftirin<\/strong><\/span><\/h2>\n
library<\/span> (dplyr)\nlibrary<\/span> (tidyr)\n\n<\/span><\/span>#replace NA values in points column with median of points column\ndf <- df %>% mutate(across(points, ~replace_na(., median(., na. rm<\/span> = TRUE<\/span> ))))\n<\/span>\n#view updated data frame\n<\/span>df\n\n player points rebounds blocks\n1 to 17 3 1\n2 B 13 4 1\n3 C 15 NA 2\n4 D 9 NA 4\n5 E 25 8 NA<\/span><\/span><\/strong><\/pre>\n \u00d6rnek 2: Birden fazla s\u00fctunda NA de\u011ferlerini medyanla de\u011fi\u015ftirin<\/strong><\/span><\/h2>\n
library<\/span> (dplyr)\nlibrary<\/span> (tidyr)\n\n<\/span><\/span>#replace NA values in points and blocks columns with their<\/span> respective<\/span> medians\n<\/span>df <- df %>% mutate(across(c(points, blocks), ~replace_na(., median(., na. rm<\/span> = TRUE<\/span> ))))\n<\/span>\n#view updated data frame\n<\/span>df\n\n player points rebounds blocks\n1 to 17 3 1.0\n2 B 13 4 1.0\n3 C 15 NA 2.0\n4 D 9 NA 4.0\n5 E 25 8 1.5<\/span><\/span><\/strong><\/pre>\n \u00d6rnek 3: T\u00fcm say\u0131sal s\u00fctunlarda NA de\u011ferlerini medyanla de\u011fi\u015ftirin<\/strong><\/span><\/h2>\n
library<\/span> (dplyr)\nlibrary<\/span> (tidyr)\n\n<\/span><\/span>#replace NA values in all numeric columns with their<\/span> respective<\/span> medians\n<\/span>df <- df %>% mutate(across(where(is. numeric<\/span> ), ~replace_na(., median(., na. rm<\/span> = TRUE<\/span> ))))\n<\/span>\n#view updated data frame\n<\/span>df\n\n player points rebounds blocks\n1 to 17 3 1.0\n2 B 13 4 1.0\n3 C 15 4 2.0\n4 D 9 4 4.0\n5 E 25 8 1.5<\/span><\/span><\/strong><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h2>\n
Dplyr kullanarak sat\u0131rlar nas\u0131l silinir<\/a>
Dplyr’de cross () i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"