Is it possible to predict human behaviour using statistics?

Yes. It's done all over the place when it comes to psychology, economics, marketing, etc. Of course, predicting any one individual's acts is much more difficult and requires intimate knowledge of the person, but when you're interested in aggregate behavioral patterns its much more than doable, it's practiced all day long. read more

Prediction studies focus on specific issues regarding human behavior and aim to find aggregate results rather than individual behaviors of each person. For example, the common route choice behavior inside a supermarket can be predicted with a 90% confidence level (reliability). read more