November 2019
Intermediate to advanced
472 pages
9h 23m
Japanese
Content preview from Rグラフィックスクックブック 第2版 ―ggplot2によるグラフ作成のレシピ集
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
レシピ
6.8
箱ひげ図に平均値を追加する
155
このケースでは、中央の箱のノッチの上部が箱をわずかにはみ出していますが、はみ出した値は小さ
いので出力された図を見てもわかりません。ノッチがヒンジの外側になることは本質的に問題ありませ
んが、より極端な例では見た目がおかしくなるかもしれません。
レシピ
6.8
箱ひげ図に平均値を追加する
問題
箱ひげ図に平均値を追加したい。
解決策
stat_summary()
を使います。平均値はダイヤモンドで表されることが多いので、白で塗りつぶした
shape = 23
の点を使ってプロットします。また、
size = 3
と設定してダイヤモンドを少し大きくしま
す（図6-21）。
library(MASS) # birthwt
データセットを使うために
MASS
を読み込む
ggplot(birthwt, aes(x = factor(race), y = bwt)) +
geom_boxplot() +
stat_summary(fun.
y = "mean", geom = "point", shape = 23, size = 3,
fill = "white")
図6-21 平均値をプロットした箱ひげ図
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.