describer: Describe Data in R Using Common Descriptive Statistics
- CRAN: http://cran.r-project.org/web/packages/describer/index.html
- GitHub: https://github.com/paulhendricks/describer
> library(describer)
バージョン: 0.2.0
| 関数名 | 概略 |
|---|---|
describe |
Describe atomic vectors or data.frames. |
describe_nonnumeric |
Describe non-numeric atomic vectors. |
describe_numeric |
Describe numeric atomic vectors. |
describer |
describer: Describe Data in R Using Common Descriptive Statistics |
describe
データフレームの要約
> describe(mtcars)
.column_name .column_class .column_type .count_elements .mean_value
1 mpg numeric double 32 20.090625
2 cyl numeric double 32 6.187500
3 disp numeric double 32 230.721875
4 hp numeric double 32 146.687500
5 drat numeric double 32 3.596563
6 wt numeric double 32 3.217250
7 qsec numeric double 32 17.848750
8 vs numeric double 32 0.437500
9 am numeric double 32 0.406250
10 gear numeric double 32 3.687500
11 carb numeric double 32 2.812500
.sd_value .q0_value .q25_value .q50_value .q75_value .q100_value
1 6.0269481 10.400 15.42500 19.200 22.80 33.900
2 1.7859216 4.000 4.00000 6.000 8.00 8.000
3 123.9386938 71.100 120.82500 196.300 326.00 472.000
4 68.5628685 52.000 96.50000 123.000 180.00 335.000
5 0.5346787 2.760 3.08000 3.695 3.92 4.930
6 0.9784574 1.513 2.58125 3.325 3.61 5.424
7 1.7869432 14.500 16.89250 17.710 18.90 22.900
8 0.5040161 0.000 0.00000 0.000 1.00 1.000
9 0.4989909 0.000 0.00000 0.000 1.00 1.000
10 0.7378041 3.000 3.00000 4.000 4.00 5.000
11 1.6152000 1.000 2.00000 2.000 4.00 8.000
> describe(iris)
.column_name .column_class .column_type .count_elements .mean_value
1 Sepal.Length numeric double 150 5.843333
2 Sepal.Width numeric double 150 3.057333
3 Petal.Length numeric double 150 3.758000
4 Petal.Width numeric double 150 1.199333
5 Species factor integer 150 NA
.sd_value .q0_value .q25_value .q50_value .q75_value .q100_value
1 0.8280661 4.3 5.1 5.80 6.4 7.9
2 0.4358663 2 2.8 3.00 3.3 4.4
3 1.7652982 1 1.6 4.35 5.1 6.9
4 0.7622377 0.1 0.3 1.30 1.8 2.5
5 NA setosa NA NA NA virginica
> describe(state.name)
.count_elements .mean_value .sd_value .q0_value .q25_value .q50_value
1 50 NA NA Alabama NA NA
.q75_value .q100_value
1 NA Wyoming
describe_nonnumeric
> describe_nonnumeric(letters)
.count_elements .mean_value .sd_value .q0_value .q25_value .q50_value
1 26 NA NA a NA NA
.q75_value .q100_value
1 NA z
describe_numeric
> describe_numeric(1:100)
.count_elements .mean_value .sd_value .q0_value .q25_value .q50_value
1 100 50.5 29.01149 1 25.75 50.5
.q75_value .q100_value
1 75.25 100