单词：number of items in a sample
单词：number of items in a sample 相关文章
by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,
数学英语
by Jason Marshall In the last article, we talked about averages and one specific way statistics can help answer questions without letting emotions interfere. But the type of average value we talked about is just one of manyuseful meanings assigned to
数学英语
by Jason Marshall In the last article, we learned that there are several ways to calculate the average value of a sample of data. We focused on one such method, the arithmetic mean, and used it to calculate the average number of potato chips in a bag
数学英语
New Words: decent adj. 正派的；得体的；相当好的 precise adj. 精确的；明确的；严格的 versatile adj. 多才多艺的；通用的，万能的；多面手的 cardigan n. 羊毛衫，开襟羊毛衫（等于cardigan sweater） toile
卡卡课堂早餐英语
询问客房服务 dialogue 英语情景对话 A:Excuse me. Do you speak English? A:打扰一下，请问你会说英语吗？ B:Yes, I do. How can I help you? B:是的，有什么可以为您效劳的吗？ A:Well, I've just arrived in my room, but
高频英语口语对话