Exercise

Does sugar improve happiness?

A new column has been added to world_happiness called grams_sugar_per_day, which contains the average amount of sugar eaten per person per day in each country. In this exercise, you'll examine the effect of a country's average sugar consumption on its happiness score.

Both dplyr and ggplot2 are loaded and world_happiness is available.

Instructions 1/2

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Create a scatterplot showing the relationship between grams_sugar_per_day (on the x-axis) and happiness_score (on the y-axis).
Calculate the correlation between grams_sugar_per_day and happiness_score.