R for SAS and SPSS Users

• Κύριος συγγραφέας: Muenchen, Robert A. (Συγγραφέας)
• Συγγραφή απο Οργανισμό/Αρχή: SpringerLink (Online service)
• Μορφή: Ηλεκτρονική πηγή Ηλ. βιβλίο
• Γλώσσα: English
• Έκδοση: New York, NY : Springer New York, 2009.
• Σειρά: Statistics and Computing,
• Θέματα: Mathematics.; Mathematical statistics.; Data mining.; Computer graphics.; Computer software.; Statistics.; Psychology > Methodology.; Psychological measurement.; Mathematical Software.; Statistics and Computing/Statistics Programs.; Probability and Statistics in Computer Science.; Data Mining and Knowledge Discovery.; Computer Graphics.; Psychological Methods/Evaluation.

R is a powerful and free software system for data analysis and graphics, with over 1,200 add-on packages available. This book introduces R using SAS and SPSS terms with which you are already familiar. It demonstrates which of the add-on packages are most like SAS and SPSS and compares them to R...

Πίνακας περιεχομένων:

• The Five Main Parts of SAS and SPSS
• Programming Conventions
• Typographic Conventions
• Installing and Updating R
• Running Rrunning R running R
• Help and Documentation
• Programming Language Basicsprogramming syntaxprogramming syntax
• Data Acquisition
• Selecting Variables variables selecting – Var, Variables=
• Selecting Observations – Where, If, Select If, Filter
• Selecting Both Variables and Observations
• Converting Data Structures
• Data Management
• Value Labels or Formats (and Measurement Level)
• Variable Labels
• Generating Data
• How R Stores Data
• Managing Your Files and Workspace workspace managing
• Graphics Overviewgraphicsgraphics overview
• Traditional Graphics graphics graphics traditional
• Graphics with ggplot2 (GPL) graphics graphics Grammar of Graphics
• Statistics
• Conclusion.