程序代写代做代考 database case study —
— output: html_document: default pdf_document: default — # Case study #1 : Airline Safety data “`{r setup-airlines, include=FALSE} knitr::opts_chunk$set(include = TRUE) library(ggplot2) library(ggpubr) library(haven) library(dplyr) “` ## Setup This case study is based on an [article]() from [FiveThirtyEight](https://fivethirtyeight.com/) published by [Nate Silver](https://fivethirtyeight.com/contributors/nate-silver/). Using [data](https://github.com/fivethirtyeight/data/tree/master/airline-safety)^[The original dataset has been reshaped for the purpose of the course.] […]
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