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(R)Make a new variable/ mutate() mutate() : make a new variable 'msleep' is a data set in ggplot2 which consists of 'name', 'genus' , 'vore',...'bodywt'. I will make a new data set named 'new_msleep' which contains a new variable 'ratio_ram' which does not exist in 'msleep' data set. >library(ggplot2) -----------for dataset 'msleep' in ggplot2>library(dplyr) ------------for mutate(), filter() > str(msleep)tibble [61 x 12] (S3: .. 2020. 7. 27.
(R) [dplyr] Rearrange data in order / arrange() / arrange(desc()) >library(ggplot2)>library(dplyr) > the_number_of_each_manu%group_by(manufacturer)%>%summarise(n=n()) > the_number_of_each_manu# A tibble: 15 x 2 manufacturer n 1 audi 18 2 chevrolet 19 3 dodge 37 4 ford 25 5 honda 9 6 hyundai 14 7 jeep 8 8 land rover 4 9 lincoln 310 mercury 411 nissan 1312 pontiac 513 subaru 1414 toyota 3415 volkswagen 27 arrange()-order in the smallest to the largest > the_numb.. 2020. 7. 26.
Important Inequalities - Chebyshev Inequality, Cauchy-Schwarz Inequality <proof, applications, covariance Inequality> Chebyshev Inequality Chebyshev Inequality is one of the most important inequalities highly based on Markov's Inequality.It is easier to memorize 2nd notation to apply. proof you can easily have Chebyshev Inequality by using applications of Markov's Inequality so if you want to perfectly understand the Inequality I recognize you to study Markov's Inequality [Statistics] - Markov's Inequality 마르코프.. 2020. 7. 26.
(R) Fill,Color columns based on a variable/aes(x=,y=,fill=)/geom_col(position="dodge") Colored Columns The way to make filled columns which consist of three variables. [R] - (R) ifelse()diamonds {ggplot2}R Documentation FormatA data frame with 53940 rows and 10 variables: priceprice in US dollars (\$326–\$18,823)caratweight of the diamond (0.2–5.01)xlength in mm (0–10.74)ywidth in mm (0–58.9)zdepth in mm (0–31.8) You should decide three variables assigned to X-axis, Y-axis, Fill.I.. 2020. 7. 24.
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