So to simplify considerably, if you sampled 100 smart people and 100 dumb people and they differ by 14%, is that enough certainty for you?
I am not good at statistics, but I guess yes. Especially if those 100 people are really randomly selected, which in the given situation they were.
I am not good at statistics, but I guess yes. Especially if those 100 people are really randomly selected, which in the given situation they were.