单词：point biserial correlation coefficient
单词：point biserial correlation coefficient 相关文章
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用Mp3背六级单词
When Julia Roberts makes a movie , she gets big bucks, more than 20 million dollars a film. That's okay. Her movies usually earn many times that. You could say she makes money the old-fashioned way, s
万花筒2006年
文本： ANYA: The next objective is to _(1)_ the local air defences. JONES: Why not use the truck to evacuate Josef from the airfield? ANYA: Too slow,way too slow.It's ____(2)____.Josef's our only link with the heist.He knew not only how the warhea
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This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Heres a novel potential public health measure against the flukick up the humidity. The cold, dry months of winter signal the start of flu season. But previous resear
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3.基尼系数 Gini coefficien 国家统计局局长马建堂首次披露过去10年全国居民基尼系数的变化后，北京也将适时公布本地区的基尼系数。 Beijing will release its own Gini coefficient for 2012, a National Bureau o
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英国男士因做家务更迷人 British men make some of the best husbands in the world because they are more willing to do housework, new research suggests. Experts claim that women are more attracted to men if they believe they will help out with
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With the shops in Tokyos Ginza district preparing to close for the day, and the tour guide begging they return to the coach, two tourists from Chengdu, China, hit a crescendo in their debate over quality, styling and workmanship. 东京银座的商店正
英语新闻
A new study finds regular physical activity as a teenager may prevent cognitive impairment - a decline in mental abilities - decades later. Previous studies found that people who were physically active in later life were more likely to avoid mental d
VOA标准英语2010年(七)月
The Tories did best in constituencies that voted heavily for Brexit: in six of their eight new English seats the Leave vote was over 60%. 在进行选区保守党做的最好的，有很多选民支持退欧：在他们的八个新英国座位中，有
经济学人综合
There's no simple answer to what constitutes 'smart'. These days, we're inclined to think you can't go by intelligence quotient (IQ) results alone, because while these tests are great for measuring separate mental faculties, an IQ number doesn't seem
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How One Meat-Free Day Helps I still remember the look of worry on my parents faces when I told them I was becoming a vegetarian in high school. But what will you eat? they asked, utterly confounded at the prospect of a life sans meat. These days, veg
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Aliens exist and they live in our midst disguised as humans--at least, that's what 20 percent of people polled in a global survey believe. 外星人不仅存在，而且假扮成人类生活在我们中间至少有20%的人这么认为。 The Reuters
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母乳喂养降低老年痴呆症风险 LONDON, Aug. 5 (Xinhua) -- Mothers who breastfeed run a lower risk of developing Alzheimer's, with longer periods of breastfeeding further reducing the risk, a new study paper unveiled on Monday. The paper, pub
英语新闻
Snagging a job interview is no easy task. Getting the job is even harder. If you're looking for a new gig, every move counts. 应付工作面试并非易事，而要获得这份工作就更是困难。如果你正在寻找一份新的临时工，那么
英语新闻
Living in Fat City If you live in Australia, the US, the UK, Canada or New Zealand, then you live in the same place as me; Fat City. Fat City of course, being more of a collective mindset, and a culture of eating too much and moving too little, than
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An obvious apparent difference between dividends and buy-backs is that every shareholder gets the dividend but not all of them tend to take part in a buy-back. 股息与回购的明显区别是每个持股人都会得到分红，但并不是所有的持
经济学人财经系列
今天我们要学的词是 correlation. Correlation 名词，相关性。A new study finds a strong correlation between anger and heart attacks in first-time heart-attack patients. 一项新研究发现，愤怒的情绪跟第一次发心脏病之间有
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