by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(72) / 评论(0) 分类 Scientific American(十)月

RIO DE JANEIRO, Aug. 21 (Xinhua) -- Former Brazil international striker Adriano has signed with Flamengo on a performance-based contract until the end of the year. Flamengo confirmed on its official website on Tuesday that the 30-year-old had committ

发表于:2019-02-04 / 阅读(50) / 评论(0) 分类 英语新闻

RIO DE JANEIRO, April 12 (Xinhua) -- Flamengo was eliminated from the Copa Libertadores on Thursday after a dramatic victory by Emelec over Olimpia in Paraguay's capital Asuncion. Defender Jose Quinonez scored the injury-time winner as Ecuador's Emel

发表于:2019-02-04 / 阅读(64) / 评论(0) 分类 英语新闻

RIO DE JANEIRO, July 30 (Xinhua) -- At home against Gremio in the 13th round of the 2011 Brazilian Championship, Flamengo strolled to a 2-0 victory on Saturday. The match marked Ronaldinho Gaucho's re-encounter with the club that transformed him into

发表于:2019-02-04 / 阅读(67) / 评论(0) 分类 英语新闻

WASHINGTON, Aug. 21 (Xinhua) -- The U.S. Department of Treasury on Tuesday temporarily allowed non-governmental organizations ( NGOs) to transfer donations to help quake relief and reconstruction efforts in Iran. According to a general license the Tr

发表于:2019-02-18 / 阅读(49) / 评论(0) 分类 英语新闻