(Answer Available in Appendix D) Using WVS data, we’ve seen that happiness is affected by health: the healthier a country’s people are, the happier they are. But what happens when we control for...

(Answer Available in Appendix D) Using WVS data, we’ve seen that happiness is affected by health: the healthier a country’s people are, the happier they are. But what happens when we control for income? Could it be that richer countries are both happier and healthier? Run two regression models using WVS data to find out. Create a table with both models and interpret the results.