Author: fangya

Proc Freq Confidence Interval

SAS Day 41 Background Story: Most of the time we use Proc Freq binomial to generate confidence interval for 2-level categorical variable compairson, such as, Success or Failure. We also use CI interval to represent the proportion estimated in the dataset (Upper Limit,  Lower Limit). Once instead of directly applying the Upper Limit and Lower Limit, my boss asked me…

西出玉门

book 24 西出玉门 2019, NJ 好久没看不用动脑子又好看的小说了,周末都没有出去的看这本小说。上次是daisy 推荐我看得岳峰和棠棠。我也好喜欢的。尾鱼的小说好像都是大女主!这个流西不要太美啊! 和阿翡有一拼了。都是用刀!最近的小说都改样子了。原来喜欢小龙女的淑女剑。现在又觉得刀野蛮的好!估计嘻哈听多了。流西还比阿翡还搞笑,搞传销的样的,又调戏昌东。小柳儿也是,一口一个西姐。好可爱。最重要的是,勾起了我去西北的欲望阿!

One hundred years of solitude

book 23 百年孤独 我只能说,我把这本书,翻完了。什么都没看懂。 我小时候就买了这本书,总是翻不过20页。 后来长大了,还是翻不过20页。我想,肯定要看原版。 后来看英文版,更看不下去。才发现作者是哥伦比亚的,那西班牙文写的。 这次去哥伦比亚,我跟自己打了个商量,就是一定要把这本书至少翻完吧。 认真看完,我对自己不抱太大希望 ...

Forest Plot for Overall Survival Confidence Interval

SAS Day 40: Forest Plot  Tired looking across many overall response tables while comparing the same rate?  The forest plot is a perfect solution to summarise data from multiple resources and convert it into a single reader-friendly graph.     Ideal Forest Plot: When taking all the relevant studies, ask the same question with the same statistical model, identifies a common…

Aurelio Baldor

  When i was in Bogota, i stayed with Martha and Hugo. Hugo is a mathematician. he asked me which area of mathematics i studied. I told him Abstract Algebra. Then he told me a funny story.  Many Colombian students are not great at Algebra (regular), and almost all the Algebra textbook in Colombia is written by a Cuban mathematician…

Goldbach Conjecture

Math Day 6: Goldbach Conjecture Trial in Python: Because of the dramatical story of Chen jing run(陈景润), Chinese society has a special sentimental enthusiasm attached to the Goldbach Conjecture. Majority of the public think it is the most difficult and fascinating maths problem in the world. The truth is Goldbach Conjecture is extremely easy to understand, yet remains unproven. Goldbach’s…

Proc SQL Overview

SAS Day 39: When I was in Bogota, Colombia, Martha showed me how her son used a Mind-map to create a holiday schedule. I really loved it. As I m summarizing the applications of SQL. I decide to use a Mind-map for an overview and provide a detailed example for each category in the future. SAS Proc SQL Overview:  …

Botero Museum

Hooray ! I use my 100 days spanish made to the museum! 蒙小胖也有的春天!   火又像刀 ! 是不是有光的时候其实也是要打磨。   带的是翡翠吗      my favorite Czanne !!! a little chubby ! 我拿美图拍的时候还给塞尚瘦脸了 !   normally i dont like this kind of painting , but i dont know why was touched   twoset violin would be mad, because it is not a violin,…

Museo de national – bogota

  This time, i did not take a long time in this museum because i was really hungry, there are a couple of paints i thought they spoke to me. I like the short hair lady, because it feels very oriental    2.  Such an awkward painting, because the white lady’s feature is too strong for my taste!    …

Social media & sharing icons powered by UltimatelySocial