Half of you did above average on the Midterm; half of you did below average on the Midterm, but if I went up and asked each of you why the answers would not be symmetrical.

你们当中有一半人期中考得比平均分高;,有一半期中考得比平均分低，但如果我去问你们为什么,答案会各有不同呢。

耶鲁公开课 - 心理学导论课程节选

Planned successions, meanwhile, created a narrower trading window of 19% above and 13% below the broader index, on average.

WSJ: Best and Worst Jobs of 2012

Most punishment was imposed by above-average contributors (deemed co-operators) on below-average contributors (deemed defectors or free-riders).

ECONOMIST: Human behaviour

If observers believe that the lack of a voluntary report indicates that a firm is a below-average performer on some metric, then any firm that is above average will have an incentive to report.

FORBES: What Do We Make Of CSR Reporting?