0 used to describe something that is above the normal level of performance: --
Compounding the popular expectation that home prices do not fall, it is also widely believed that home values will yield average or better-than-average returns as investments.
The better-than-average heuristic and statistical regression predict errors in estimates of own performance, that people at all performance levels are equally poor at estimating their relative performance.
According to the better-than-average bias, specifically, people are likely to see themselves as inaccurately better than average for possible positive traits and less than average for negative traits.
You probably know more about me than you do about your own spouse, unless you have a better-than-average marriage, he once informed his listeners.
Algorithms homogenize input, maintaining the traditional anonymity of survey responders to generate better-than-average predictions.
More recent reviews were more favourable, commenting on the production values and acting as better-than-average.
Preferentially copying successful members of the group allows individuals to avoid costly trial-and-error learning by imitating the better-than-average skills of the more prestigious cultural models.
Pronin and her co-authors explained to subjects the better-than-average effect, the halo effect, self-serving bias and many other cognitive biases.