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(→개요) |
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1번째 줄: | 1번째 줄: | ||
==개요== | ==개요== | ||
;R summary() | |||
* "Object Summaries {{해석|객체 요약}}" | |||
==data.frame 요약== | |||
<source lang='r'> | <source lang='r'> | ||
summary(BOD) | summary(BOD) | ||
23번째 줄: | 27번째 줄: | ||
# versicolor:50 | # versicolor:50 | ||
# virginica :50 | # virginica :50 | ||
</source> | |||
==factor 요약== | |||
<source lang='r'> | |||
class(warpbreaks$tension) | |||
## [1] "factor" | |||
warpbreaks$tension | |||
## [1] L L L L L L L L L M M M M M M M M M H H H H H H H H H L L L L L L L L L M M | |||
## [39] M M M M M M M H H H H H H H H H | |||
## Levels: L M H | |||
summary(warpbreaks$tension) | |||
## L M H | |||
## 18 18 18 | |||
</source> | </source> | ||
2019년 5월 25일 (토) 01:12 판
1 개요
- R summary()
- "Object Summaries → 객체 요약"
2 data.frame 요약
R
Copy
summary(BOD)
# Time demand
# Min. :1.000 Min. : 8.30
# 1st Qu.:2.250 1st Qu.:11.62
# Median :3.500 Median :15.80
# Mean :3.667 Mean :14.83
# 3rd Qu.:4.750 3rd Qu.:18.25
# Max. :7.000 Max. :19.80
R
Copy
summary(iris)
# Sepal.Length Sepal.Width Petal.Length Petal.Width
# Min. :4.300 Min. :2.000 Min. :1.000 Min. :0.100
# 1st Qu.:5.100 1st Qu.:2.800 1st Qu.:1.600 1st Qu.:0.300
# Median :5.800 Median :3.000 Median :4.350 Median :1.300
# Mean :5.843 Mean :3.057 Mean :3.758 Mean :1.199
# 3rd Qu.:6.400 3rd Qu.:3.300 3rd Qu.:5.100 3rd Qu.:1.800
# Max. :7.900 Max. :4.400 Max. :6.900 Max. :2.500
# Species
# setosa :50
# versicolor:50
# virginica :50
3 factor 요약
R
Copy
class(warpbreaks$tension)
## [1] "factor"
warpbreaks$tension
## [1] L L L L L L L L L M M M M M M M M M H H H H H H H H H L L L L L L L L L M M
## [39] M M M M M M M H H H H H H H H H
## Levels: L M H
summary(warpbreaks$tension)
## L M H
## 18 18 18
4 같이 보기
편집자 Jmnote Jmnote bot
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