Kids who eat better perform better in school, a new study of Nova Scotia fifth-graders confirms.
(加拿大)一项对新斯科舍省五年级小学生开展的研究证实,饮食习惯好的孩子学习成绩也比较好。
Imagine that you were to do another Web poll of Nova Scotia beer drinkers after a period had elapsed.
假定过一段时间后,您打算对新斯科舍省的啤酒消费者进行另一次Web民意测验。
Assuming that the sample of Nova Scotia beer drinkers is not biased, can you now conclude that Keith's is the most popular brand?
假设新斯科舍省啤酒消费者统计样本没有发生偏差,您现在能够得出Keiths是最受欢迎品牌这一结论吗?
I appreciate your frankness. Do you know anything about the Bank of Nova Scotia?
我欣赏你的坦率。你对丰业银行了解吗?
Graduated in 2008, Senior Financial Advisor, Bank of Nova Scotia, Bachelor of Commerce, McGill University, living in Edmonton.
2008届毕业生,加拿大丰业银行高级理财顾问,加拿大麦吉尔大学商学学士,现居埃德蒙顿。
Off the northeast coast of Nova Scotia sits Cape Breton Island, a beautifully rugged destination that has retained its Scottish flavor.
新斯科舍省的东北部外海是布列顿岛,崎岖险峻而又美丽的终极旅游景点,还保留着苏格兰历史风貌。
It is more likely that your poll results reflect a real difference in brand preference among the population of Nova Scotia beer drinkers.
您的民意测验结果更有可能反映了新斯科舍省的啤酒消费者总体对于啤酒品牌偏好的真正差别。
In other words, can you make an inference about the population of Nova Scotia beer drinkers on the basis of results obtained from the sample?
换句话说,您能根据从样本获得的结果对新斯科舍省的啤酒消费者总体作出推论吗?
To answer this question, consider a related question: If you were to obtain another sample of Nova Scotia beer drinkers, would you expect to see exactly the same results?
要回答这个问题,请考虑一个相关的问题:如果您要获得另一个新斯科舍省啤酒消费者的样本,您希望看到完全相同的结果吗?
Any discrepancies between the observed and expected frequencies can be accounted for as expected sampling variability from the same population of Nova Scotia beer drinkers.
观察频率和期望频率之间的任何差异都可以解释为新斯科舍省相同啤酒消费者的期望抽样可变性。
Any discrepancies between the observed and expected frequencies can be accounted for as expected sampling variability from the same population of Nova Scotia beer drinkers.
观察频率和期望频率之间的任何差异都可以解释为新斯科舍省相同啤酒消费者的期望抽样可变性。
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