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PRE-SCHOOL QUANT WORKSHOP II R THROUGH EXCEL. NEW YORK TIMES INFOGRAPHICS GALARY The Jobless Rate for People Like You Home Prices in Selected Cities For.

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Presentation on theme: "PRE-SCHOOL QUANT WORKSHOP II R THROUGH EXCEL. NEW YORK TIMES INFOGRAPHICS GALARY The Jobless Rate for People Like You Home Prices in Selected Cities For."— Presentation transcript:

1 PRE-SCHOOL QUANT WORKSHOP II R THROUGH EXCEL

2 NEW YORK TIMES INFOGRAPHICS GALARY The Jobless Rate for People Like You Home Prices in Selected Cities For Housing Crisis, the End Probably Isn’t Near For Housing Crisis, the End Probably Isn’t Near Turning a Corner? Budget Forecasts, Compared with Reality

3 EXCEL AND R SYNERGY Combination Versatility of Excel Statistical specialization of R Excel Basic computation and modeling Manipulation and transformation of data Pivot tables Customization and refinement of basic charts R Data analysis and summarization Statistical modeling Data exploration Statistical inference

4 WINDOWS COMPONENTS R statistical language Excel RExcel Statconn R Commander RExcel Workbooks

5 MAC COMPONENTS R statistical language R Commander Excel

6 R THROUGH EXCEL BOOK Chapter 1– Getting Started Chapter 2 – Using RExcel and R Commander Chapter 3 – Getting data into R Chapter 8 – Simple Linear Regression

7 RUNNING R AND EXCEL Starting RExcel From within Excel R Commander without Excel R Commander R Console Plugins HH Teaching Demos Graphics Window & History Recording Printing Saving files

8 MENUS Rcmdr in Excel or separate RExcel menu R Commander choices File Data Statistics Graphs Model Distributions Tools Help Right click menu

9 DATASET AND MODEL MENUS Importing data CSV files XLS and XLSX formats Data in packages List of data sets in packages Read data set from an attached package Active data set Transform and manipulate Transferring data from active data set to Excel

10 TREES DATA EXAMPLE Make active data.frame Import into Excel Information about variables Scatterplot matrix Simple linear regression Model Plots Multiple regression Model Plots

11 WINDOWING SYSTEM R Console Commander Window R Help Files ? lm RStudio Eclipse Web

12 NAMED RANGES IN EXCEL Choices from the Formulas ribbon Define Name Create from Selection Name Manager Name box in the Home ribbon Examples Trees data Cars data

13 DATASETS AND DATA.FRAMES Two Column Put R DataFrame Active data.frame Numerical and factor columns Wide Long Conversion from wide to long

14 EXAMPLES Automobiles in 1993 Professor’s Salaries Total Nonfarm employment

15 INTEGRATED DEVELOPMENT ENVIRONMENTS RStudio Eclipse Revolution R

16 THE POWER OF R Technical analysis of Apple Computer Nonagricultural employment graph Multiple regression 3-D scatterplot


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