And another group of 9/11 families issued a statement in support of it.

VOA: standard.2010.08.03

So,we're talking about a group of funds that in aggregate probably produced somewhere in the low teens returns and he's got 11.7% per year combined survivorship bias and backfill bias.

因此我们说这组基金总体上,大概产生了略高于10%的收益率,他算出的数字是每年11.7%,结合了生存偏差和回填偏差

耶鲁公开课 - 金融市场课程节选

and then we have another, like a big group of tests at, at the end of November,

然后，我们在11月底有另一个大型考试，

是考试期间 - SpeakingMax英语口语达人

The latest audio recording, attributed to Bin Laden, again attempts to justify al-Qaeda's September 11,2001, terror attack on the United States as being part of the group's quest for the liberation of Palestine.

VOA: standard.2009.09.14

He says those questions became even more difficult to answer after the 9/11 attacks by a group of Sunni Arab terrorists that killed 3,000 people on American soil, and after the massive U.S.military deployments in Afghanistan and Iraq.

VOA: standard.2010.03.18