Are they positively correlated? Giving money makes you happy. Or are they negatively correlated? On this map, green will mean they're positively correlated and red means they're negatively correlated.

它们是正相关的吗？捐钱会使你变得幸福？还是说它们是负相关的呢？在这张地图上，绿色代表正相关，红色代表负相关。