With common knowledge of sufficiently low variance in the confidence people have in their own direct observations, two answers would be enough for lock in. With greater variance it took more. Not knowing the actual variance, I said 3 because it fit the data.
With common knowledge of sufficiently low variance in the confidence people have in their own direct observations, two answers would be enough for lock in. With greater variance it took more. Not knowing the actual variance, I said 3 because it fit the data.