单词：alternative hypothesis testing
单词：alternative hypothesis testing 相关文章
[00:04.49]Scientific Attitudes [00:06.97]科学的态度 [00:09.46]Science had its beginning when man started asking questionsabout his environment. [00:14.18]科学起源于人类开始对自身环境产生疑问的时候. [00:18.91]He wondered where the sun went at night an
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Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience
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NASA Scientists Testing New Aircraft Designs NASA的科学家测试新飞机的设计 The U.S Aeronautics and Space Administration, NASA, is commonly associated with space exploration, but aeronautics is still a big part of the agencys research. Engi
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By Jerilyn Watson Broadcast: July 17, 2003 This is Bill White with the VOA Special English Education Report. Some young people in the United States attend 1)alternative schools. These are schools that
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Protecting the rights of animals has become a big issue in many countries, Chinese law currently requires all cosmetics products to be tested on animals -- meaning some international brands have stayed out of the mainland. But the Chinese Government
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