1227 search results for "excel"

Quickly export multiple R objects to an Excel Workbook

June 19, 2014
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Quickly export multiple R objects to an Excel Workbook

Working with a business audience, I am frequently called upon to send analytic results to clients in the form of Excel Workbooks. The xlsx package facilitates exporting tables and datasets Excel, but I wanted a very simple function that would let me … Continue reading →

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Importing an Excel Workbook into R

June 5, 2014
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Importing an Excel Workbook into R

The usual route for importing data from spreadsheet applications like Excel or OpenOffice into R involves first exporting the data in CSV format. A newer (c. 2011) and more efficient CRAN package, called XLConnect, facilitates reading an entire Excel workbook and manipulating worksheets and cells programmatically from within R. XLConnect doesn't require a running installation...

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Importing an Excel Workbook into R

June 4, 2014
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Importing an Excel Workbook into R

usually import Excel data in CVS format A new package in CRAN facilitates reading in entire Excel workbook and selecting worksheets and cells from there. example.... require(XLConnect)# Load Excel workbook into memorywb # Convert a sheet to a data frame df sheet = "SGI-NUMA", startRow = 3, endRow =...

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Updates to repmis: caching downloaded data and Excel data downloading

May 11, 2014
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Over the past few months I’ve added a few improvements to the repmis–miscellaneous functions for reproducible research–R package. I just want to briefly highlight two of them: Caching downloaded data sets. source_XlsxData for downloading data in Excel formatted files. Both of these capabilities are in repmis version 0.2.9 and greater. Caching When working with data sourced directly from the internet, it can be...

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Control R from Excel

February 20, 2014
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Control R from Excel

Here is a simple script modified from univie.ac.at that you can just run in R. Follow the instructions in the ensuing dilaogue boxes after running the script. This RExcel interface will help you if you tend to work with people whose knowledge of R is ...

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A million ways to connect R and Excel

February 11, 2014
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In quantitative finance both R and Excel are the basis tools for any type of analysis. Whenever one has to use Excel in conjunction with R, there are many ways to approach the problem and many solutions. It depends on what you really want to do and the size of the dataset you’re dealing with. I

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Why R is Better Than Excel for Fantasy Football (and most other) Data Analysis

January 13, 2014
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Many articles have been written on why R is better than Excel for data analysis.  In this post, I will summarize the reasons why R is advantageous in most data The post Why R is Better Than Excel for Fantasy Football (and most other) Data Analysis appeared first on Fantasy Football Analytics.

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Pivoting Data in R Excel-style

January 2, 2014
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Pivoting Data in R Excel-style

(This article is referring to an initial proof-of-concept version of r-big-pivot) I have to admit that I very much enjoy pivoting through data using Excel. Its pivoting tool is great for getting a quick insight into a data set’s structure … Continue reading → The post Pivoting Data in R Excel-style appeared first on joy...

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Excel, fanaticism and R

December 16, 2013
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Excel, fanaticism and R

This week I’ve been feeling tired of excessive fanaticism (or zealotry) of open source and R in general. I do use a fair amount of OSS and pushed for the adoption of R in our courses; in fact I do think OSS is a good thingTM. I do not like, however, constant yabbering on why

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Export R Results Tables to Excel – Please don’t kick me out of your club

August 19, 2013
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Export R Results Tables to Excel – Please don’t kick me out of your club

This post is written as a result of finding the following exchange on one of the R mailing lists:Is-there-a-way-to-export-regression-output-to-an-excel-spreadsheetQuestion: Is there a way to export regression output to an excel spreadsheet?Translation:...

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