World Happiness Index

Tuossa alla kerrotaan, miten onnellisuutta tässä Happiness indexissä mitataan. Onko tosiaan niin, että kyselyssä on vain yksi kysymys? 

How do we calculate happiness index?

It's an indexation of happiness based on survey results, that was first used in the 2012 World Happiness Report. In the survey, the respondents were asked to rate their happiness on a scale from 0 to 10. The Happiness Index is calculated by averaging the survey results of the respondents.29.1.2023