Level-up your R programming skills! Learn how to work with common data structures, optimize code, and write your own functions. Start Track for Free Included withPremium or Teams RProgramming22 hours127,531 Cre
To learn to do statistical analysis and computations, one may start by considering the R programming language as a simple calculator. In financial investigations, after preparing the collected data sets to undertake financial analysis, the first step is to enter the data sets into the R ...
Advanced R Programming(11) Class in R(2) Functions(6) Generic Functions(1) Basics(2) Control Structures(4) if statement(1) Loops(1) Switch Statement(1) Data Analysis(22) Checking Assumptions(1) Comparison Test(4) Data Cleaning(2)
Load a built-in R data set: data(“dataset_name”) Inspect the data set: head(dataset_name) Related articles Previous chapters What’is R and why learning R? Installing R and RStudio Running RStudio and setting up your working directory R programming basics Getting help with functions in...
Resampling methods, such as cross-validation and the bootstrap, are empirical simulation systems. They create a series of data sets similar to the training/testing split 首先理解过拟合 写重复抽样前我们先回顾过拟合的概念，数据划分后，我们会在训练集中训练好模型，怎么评估这个模型？很自然的我可以想到...
Master the basics of data analysis in R, including vectors, lists, and data frames, and practice R with real data sets. Start Course for Free Included withPremium or Teams RProgramming4 hours62 Exercises6,200 XP2,889,860Statement of Accomplishment ...
Data manipulation involves modifying data to make it easier to read and to be more organized. We manipulate data for analysis and visualization. It is also used with the term ‘data exploration’ which involves organizing data using available sets of variables. At times, the data collection proce...
Learn to create beautiful presentation charts to share your analysis results Several engaging exercises available with data sets which can be downloaded View Offline mode allows learners to download courses on mobile devices and watch them on the go without an internet connectionDuration...
Export & Import Data Sets We have created many different data frames in this tutorial. To make these data frames accessible outside of R, we might want to export them to an external file on our computer. This specific example explains how to export a data frame to a CSV file. However,...
In this post we bring you all the FREE books that combine R programming with Data Science that we've found (so far), categorised by sub-topic so you can find what you're looking for easily. We'll be adding more in to this page regularly, so bookmark the page and keep popping in...