title: read multiple csv files with the same column headings and find the mean
body: <p>Is it possible to read multiple csv excell files into R. All of the csv files have the same 4 columns. the first is a character, the second and third are numeric and the fourth is integer. I want to combine the data in each numeric column and find the mean. </p>
  
  <p>I can get the csv files into R with </p>
  
  <pre><code>data &lt;- list.files(directory)
  myFiles &lt;- paste(directory,data[id],sep="/")
  </code></pre>
  
  <p>I am unable to get the numbers from the individual columns add them and find the mean.</p>
  
  <p>I am completely new to R and any advice is appreciated.</p>