What are the big data analysis software ? When it comes to big data, of course, analysis software is indispensable , This should be the foundation of big data work , But there are many kinds of analysis software on the market , If you don't have any experience , It's really hard to find what's right for you or for your business . The author through each big enterprise to big data related profession position request , To sum up the following points ：
(1) SQL Basic operation of database , Basic data management
(2) Will use Excel/SQL Basic data analysis and display
(3) In script language 、 Python or R Data analysis
(4) Be able to access external data , Like reptiles
(5) Basic data visualization skills for writing data reports
(6) Familiar with common data mining algorithms ： regression analysis , Decision tree , Random forests , Support vector machine, etc
In terms of big data learning , Generally, we learn the basics first , Learn the theory again , Finally, the tools . Fundamentally speaking , Learning every language is in this order . Learn the basics of data analysis , Including probability theory , mathematical statistics . We still need to master things like foundation , The foundation is not firm yet , Knowledge building is easy to fall . Have a certain theoretical knowledge of the target industry ; For example, financial , Learn about securities , Bank , All kinds of knowledge such as finance , Otherwise, when you arrive at the enterprise, you will be confused .
3、 Learning data analysis tools , The software is combined with the practical application of the case , The mainstream software for data analysis is ( From simple to complex ): Excel, SPSS, stata, R, Python, SAS etc. .
Learn how to use these software , And then we use software to start with data cleaning , Step by step , analysis , Final output , Test and interpret data . Zhoukou see infertility where good :https://yyk.fh21.com.cn/hexpert_6369.html Xinyang infertility hospital which good :https://yyk.fh21.com.cn/hospital_6369/tsyl.html Zhumadian see infertility which good :https://yyk.fh21.com.cn/hospital_6369/hj.html