I think there is a different between: 1) Answering a specific question: "how confident are you in your results?" In this context, confidence is correlated with

I think there is a different between: 1) Answering a specific question: "how confident are you in your results?" In this context, confidence is correlated with correctness. 2) Projecting external confidence in a social context. In this case, your experience and mine agree that the most overtly confident people are generally not the most competent ones.