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数学英语 23 What are the Range and Standard Deviation?

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(154) / 评论(0)

数学英语

SSS 2011-10-05

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(215) / 评论(0)

Scientific American(十)月

美国国家公共电台 NPR 'Take The Cannoli': 45 Years Spent Quoting 'The Godfather'

SCOTT SIMON, HOST: The Academy Awards are Sunday night. But that's just what we call a peg for what I really want to talk about. This spring marks the 40th anniversary of The Godfather. Leave the gun, take the cannoli. Francis Ford Coppola's film is

发表于:2019-01-17 / 阅读(166) / 评论(0)

2017年NPR美国国家公共电台2月

【时间旅行者的妻子】12

Nell and Etta always got mad when I did anything in their kitchen beyond getting myself a Coke, and since Ive moved to Chicago I dont have anybody to cook for, so I havent been motivated to work on it. Mostly Im too busy with school and all, sol just

发表于:2019-01-29 / 阅读(114) / 评论(0)

时间旅行者的妻子

访谈录 2011-06-09&06-11 常青树雪儿专访

-Well now, speaking of A list -Yeah. -And I'm sorry, and don't take this the wrong way. I didn't know that when your friends, hum, explain the relationship to us, was Cher, for God's sakes, how does, how does that happen? -Your friends as well. -I've

发表于:2019-02-28 / 阅读(126) / 评论(0)

访谈录2011年

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