A Guide to using R – FREE eBook

I wrote a guide on using R and promised to release it once it had been approved. Anyways, here it is.

It focuses on the basics of R to get you started and includes…

  • The Basics
  • Entering Data
  • Selecting Data
  • Installing packages
  • Pots
  • Statistical Methods (basic)
  • Calling other scripts
  • Loops
  • If Statement
  • Creating a Function

Either click the huge download button or click Guide To Using R.

Please reference as…

Stamford, J. (2015). Guide to using R. 1st ed. [ebook] Hull. Available at: http://stamfordresearch.com/a-guide-to-using-r-free-ebook/ [Accessed 8 Sep. 2015].

 

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Basic Imputation in R

Impin' ain't easy

Hello and welcome to another R Stats adventure (using the Stampy Longnose Voice). Today we’re looking at Imputation, or the guessing/estimation of missing values in data. Be warned, once you impute data you bias your findings. Motivation:¬†in my main data set I started with 6,000 records, reduced to 800 (selection criteria) and of these 400 had missing values. So my 6,000 record data set become only worth 400.

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