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DATAQUEST——Pandas and NumPy Fundamentals2018.9.26——2018.10.22 Introduction To NumPy 1.常规操作是先用 csv?？槎寥∥募?，然后list之使...
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DATAQUEST——Python Programming:Intermediate2018.9.17——2018.9.26 Modules 1.math包import mathroot = math.sqrt(99)计算99的...
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DATAQUEST——Python Programming:beginner
2018.9.12——2018.9.17 python basics 阶乘 44444=4**5 type()查看字符类型，string,flo...
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R_DATACAMP10 Cluster Analysis in R分类分析
Calculating distance between observations计算两点间距离 lims(x = c(-30,30), y =...
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R_DATACAMP8 Exploratory Data Analysis in R: Case Study
countries <- c("United States", "United Kingdom","France", "Japan", "Bra...
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R_DATACAMP7 Exploratory Data Analysis
Exploring Categorical Data探索分类数据 droplevels()舍弃相关不常用的levels theme(axis.t...
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R_DATACAMP6 Introduction to Data
Language of data 数据语言 用data()导入dataset droplevels()把没用的levels去除掉一般可以用tab...
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R_DATACAMP Working with Dates and Times in R
Dates and Times in R R中的日期与时间 as.Date("2014-04-10") 转化为日期格式 library(any...
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R_DATACAMP4 Data Visualization with ggplot2
使用GGPLOT2包进行数据可视化 Introduction简介 geom_smooth可以用于散点图，拟合一条直线，可以用于做预测geom_p...