RAND found that when people were presented with various fund options, including one that clearly came with the lowest fees, only half selected that lowest-fee fund.

兰德公司发现，当人们面临各种基金选择（包括某种收费最低的选择）时，只有半数人会挑选收费最低的基金。

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A 2011 Australian study of 1,621 people found that people randomly selected to apply sunscreen daily had half the rate of melanomas of people who used cream as needed.

2011年，澳大利亚针对1621人进行的一项研究发现，每天随机选择涂抹防晒霜的人患黑色素瘤的几率是按需使用防晒霜的人的一半。

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They randomly selected about half of the patients to undergo supportive group therapy once a week.

他们随机挑选出大约一半的病人，对她们进行每周一次的支持性团体治疗。

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About 100 players from 26 different countries entered the competition with around half selected to play.

BBC: Ziya Shen

Despite being on the fringes of the squad, the 22-year-old fly-half was not selected for the 2007 World Cup in France, and his decision to join the new Melbourne Rebels Super 15 franchise on a two-year deal has all but ended his chances of playing at the 2011 tournament in New Zealand.

BBC: Danny Cipriani could play against England for Baa-Baas

And those they selected were half as likely to appear in newspaper articles as the bosses of less successful companies.

ECONOMIST: Are headhunters to blame for the damaging cult of charisma?