Move your mouse over the circles to view country names, and then click to view their profiles. Note: It will take several minutes to draw this plot the first time you view it. After that
all plots should appear much more quickly.
Strength of correlation (R squared): 0.561 (this correlation is weak)
Proportion of people who answered the survey question: "Taking all things together, would you say you are: very happy, quite happy, not very happy, or not at all happy?" by stating that they were "Very happy".
Duration of primary education is the number of grades (or years) in primary education.