R语言必知必会
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R语言必知必会

R语言必知必会的小技巧
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Instead of using a simple lifetime average, Udemy calculates a course's star rating by considering a number of different factors such as the number of ratings, the age of ratings, and the likelihood of fraudulent ratings.
1 student enrolled
Created by Denise Wu
Last updated 5/2017
Simplified Chinese
Current price: $10 Original price: $30 Discount: 67% off
5 hours left at this price!
30-Day Money-Back Guarantee
Includes:
  • 1 hour on-demand video
  • Full lifetime access
  • Access on mobile and TV
  • Certificate of Completion
What Will I Learn?
  • 熟练掌握r语言编程的常用技巧
View Curriculum
Requirements
  • 具备R语言简单编程能力
Description

R语言是一种用来进行数据探索、统计分析、作图的解释型语言。它具有丰富的数据类型、灵活多样的作图功能,以及数量众多的算法功能包。本课程主要以R语言为基础,介绍了R语言基础知识、编程技巧等知识集锦,带领大家真正入门数据分析

Who is the target audience?
  • 统计学专业学生,数据分析工作者,以及其他初次学习一门编程语言的学员
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Curriculum For This Course
+
由此处开始
17 Lectures 56:19




两个向量的加减乘除
03:10

对话框交互
04:20

寻找数值向量中的频数
01:48

数据中心化,标准化,极差标准化
03:18

计算每月实际天数
03:29

加载文件夹中所有R函数脚本
02:35

找到某列同类别数据地址
02:58

只读取某列
02:06

非结构化数据读入
05:07

List非结构化数据输出
03:34

补齐时间列
05:31

划分区间计算
04:04

截取特殊字符串
02:55
About the Instructor
Denise Wu
0.0 Average rating
0 Reviews
1 Student
1 Course
BAT资深数据挖掘分析师

大家好,我叫Denise,为BAT资深数据挖掘工程师,拥有多年数据分析挖掘实战经验,熟练使用工具。 我希望建立一个课程,帮助任何没有相关经验的朋友较轻松地学习電腦及IT所需相關的语言和工具进行数据处理、数据分析、数据挖掘,包括R、Python、MySql、Spark、Hadoop等,内容丰富,希望在新课程能见到大家的身影,与我们一起学习,一起从零到专业!