• Create a Rmarkdown with the following information:

    • Title: “Exercice 1”
    • Date: Date when the Rmarkdown was generate (automatically change if it is runned another day)
    • report as a html document
    • Create necessary title and subtitle

  • Create a simple chunck of code with a simple addition

  • Load iris dataset using the following function: data(iris)

  • Display your iris data.frame, writing iris in a chunk.

    • Add df_print: paged in your YAML header in the html document option and display the iris data.frame again.
    • Show rows 6 by 6 by using the rows.print options in chunk option

  • Show the boxplot of the iris dataset using boxplot(iris)

  • Write the mean Sepal length, embedded in a text

  • Show Sepal length, width and Petal length, width using tabs and the function plot(), e.g. plot(iris$Sepal.Width)

  • Add sessionInfo() at the end of the document

Show some code:

1 + 1
## [1] 2

Load some package

data(iris)

See the data.frame

As paged

iris

Boxplot of iris data

boxplot(iris)

Insert R code in the text

The Sepal length is 5.8433333

Hide some code

The code below is not showed in the html report. Only the result:

Mean Sepal Width:

## [1] 3.057333

Data displayed in tab

Sepal Length

plot(iris$Sepal.Length)

Sepal Width

plot(iris$Sepal.Width)

Petal Length

plot(iris$Petal.Length)

Session

sessionInfo()
## R version 4.2.2 (2022-10-31 ucrt)
## Platform: x86_64-w64-mingw32/x64 (64-bit)
## Running under: Windows 10 x64 (build 22621)
## 
## Matrix products: default
## 
## locale:
## [1] LC_COLLATE=French_Switzerland.utf8  LC_CTYPE=French_Switzerland.utf8   
## [3] LC_MONETARY=French_Switzerland.utf8 LC_NUMERIC=C                       
## [5] LC_TIME=French_Switzerland.utf8    
## 
## attached base packages:
## [1] stats     graphics  grDevices utils     datasets  methods   base     
## 
## loaded via a namespace (and not attached):
##  [1] digest_0.6.30   R6_2.5.1        lifecycle_1.0.3 jsonlite_1.8.3 
##  [5] magrittr_2.0.3  evaluate_0.18   highr_0.9       stringi_1.7.8  
##  [9] cachem_1.0.6    rlang_1.0.6     cli_3.4.1       rstudioapi_0.14
## [13] jquerylib_0.1.4 bslib_0.4.1     vctrs_0.5.2     rmarkdown_2.18 
## [17] tools_4.2.2     stringr_1.5.0   glue_1.6.2      xfun_0.34      
## [21] yaml_2.3.6      fastmap_1.1.0   compiler_4.2.2  htmltools_0.5.3
## [25] knitr_1.41      sass_0.4.2