Book Details:
Pages: | 438 |
Published: | Mar 22 2011 |
Posted: | Nov 19 2014 |
Language: | English |
Book format: | PDF |
Book size: | 3.41 MB |
Book Description:
With more than 200 practical recipes, this book helps you perform data analysis with R quickly and efficiently. The R language provides everything you need to do statistical work, but its structure can be difficult to master. This collection of concise, task-oriented recipes makes you productive with R immediately, with solutions ranging from basic tasks to input and output, general statistics, graphics, and linear regression.Each recipe addresses a specific problem, with a discussion that explains the solution and offers insight into how it works. If you're a beginner, R Cookbook will help get you started. If you're an experienced data programmer, it will jog your memory and expand your horizons. You'll get the job done faster and learn more about R in the process.Create vectors, handle variables, and perform other basic functions Input and output data Tackle data structures such as matrices, lists, factors, and data frames Work with probability, probability distributions, and random variables Calculate statistics and confidence intervals, and perform statistical tests Create a variety of graphic displays Build statistical models with linear regressions and analysis of variance (ANOVA) Explore advanced statistical techniques, such as finding clusters in your data "Wonderfully readable, R Cookbook serves not only as a solutions manual of sorts, but as a truly enjoyable way to explore the R languageone practical example at a time." Jeffrey Ryan, software consultant and R package author
This practical guide provides more than 150 recipes to help you generate high-quality graphs quickly, without having to comb through all the details of R's graphing systems. Each recipe tackles a specific problem with a solution you can apply to your own project, and includes a discussion of how and why the recipe works. Most of the recipes use the ggplot2 package, a powerful and flexible way to make graphs in R. If you have a basic understanding of the R language, you're ready to get started. Use R's default graphics for quick exploration of data Create a variety of bar graphs, line graphs, and scatter plots Summarize data distributions with histograms, density curves, box plots, and other examples Provide annotations to help viewers interpret data ...
Sales and Distribution
One of the worlds leading SAP Sales & Distribution consultants delivers the first comprehensive and practical guide to implementing this new module in the R/3 system. Inside this book youll get complete information on the ins and outs of the software, including basic functions, sales document flow, invoicing, and how the S&D module interfaces with other modules. Sales processes and delivery systems are crucial functions in todays businesses and no other Sales & Distribution guide can bring you the same focused, reliable advice thats found inside this first-rate users guidebook....
2nd Edition
Demystify today's premier client/server enterprise software The all-in-one guide to successfully implementing enterprise-wide business process engineering now brings you up to speed on the #1 software's latest features. SAP R/3 Handbook, Second Edition, by Jos Antonio Hernandez, explains in easy-to-follow steps all stages of R/3 installation, implementation, operation and support. You learn about the workings of the ABAP/4 development workbench, the transport system, R/3 service distribution, systems architectures and system administration, and get an in-depth look at the Basis system. In this new edition, you'll find new and expanded chapters on the ...
2007 - 2021 © eBooks-IT.org