Choose your own countries
The purpose of an exploratory data analysis is to ask questions and answer them with data. Now it's your turn to ask the questions.
You'll choose some countries whose history you are interested in and add them to the graph. If you want to look up the full list of countries, enter by_country$country in the console.
Bu egzersiz
Case Study: Exploratory Data Analysis in R
kursunun bir parçasıdırEgzersiz talimatları
Add three more countries to the countries vector and therefore to the faceted graph.
Uygulamalı interaktif egzersiz
Bu örnek kodu tamamlayarak bu egzersizi bitirin.
# Add three more countries to this list
countries <- c("United States", "United Kingdom",
"France", "Japan", "Brazil", "India")
# Filtered by_year_country: filtered_countries
filtered_countries <- by_year_country %>%
filter(country %in% countries)
# Line plot of % yes over time faceted by country
ggplot(filtered_countries, aes(year, percent_yes)) +
geom_line() +
facet_wrap(~ country, scales = "free_y")