| 3 | #include <random> |
| 4 | |
| 5 | int main() { |
| 6 | using namespace matplot; |
| 7 | |
| 8 | std::vector<double> mpg = { |
| 9 | 18, 15, 18, 16, 17, 15, 14, 14, 14, 15, 15, 14, |
| 10 | 15, 14, 24, 22, 18, 21, 27, 26, 25, 24, 25, 26, |
| 11 | 21, 10, 10, 11, 9, 28, 25, 25, 26, 27, 17.5, 16, |
| 12 | 15.5, 14.5, 22, 22, 24, 22.5, 29, 24.5, 29, 33, 20, 18, |
| 13 | 18.5, 17.5, 29.5, 32, 28, 26.5, 20, 13, 19, 19, 16.5, 16.5, |
| 14 | 13, 13, 13, 28, 27, 34, 31, 29, 27, 24, 23, 36, |
| 15 | 37, 31, 38, 36, 36, 36, 34, 38, 32, 38, 25, 38, |
| 16 | 26, 22, 32, 36, 27, 27, 44, 32, 28, 31}; |
| 17 | |
| 18 | std::vector<std::string> origin = { |
| 19 | "USA", "USA", "USA", "USA", "USA", "USA", "USA", |
| 20 | "USA", "USA", "USA", "USA", "USA", "USA", "USA", |
| 21 | "Japan", "USA", "USA", "USA", "Japan", "Germany", "France", |
| 22 | "Germany", "Sweden", "Germany", "USA", "USA", "USA", "USA", |
| 23 | "USA", "Italy", "Germany", "USA", "USA", "France", "USA", |
| 24 | "USA", "USA", "USA", "USA", "USA", "USA", "USA", |
| 25 | "USA", "USA", "Germany", "Japan", "USA", "USA", "USA", |
| 26 | "USA", "Germany", "Japan", "Japan", "USA", "Sweden", "USA", |
| 27 | "France", "Japan", "Germany", "USA", "USA", "USA", "USA", |
| 28 | "USA", "USA", "USA", "USA", "USA", "USA", "USA", |
| 29 | "USA", "Germany", "Japan", "Japan", "USA", "USA", "Japan", |
| 30 | "Japan", "Japan", "Japan", "Japan", "Japan", "USA", "USA", |
| 31 | "USA", "USA", "Japan", "USA", "USA", "USA", "Germany", |
| 32 | "USA", "USA", "USA"}; |
| 33 | |
| 34 | boxplot(mpg, origin); |
| 35 | xlabel("All Vehicles"); |
| 36 | ylabel("Miles per Gallon (MPG)"); |
| 37 | title("Miles per Gallon for All Vehicles"); |
| 38 | |
| 39 | show(); |
| 40 | return 0; |
| 41 | } |