title: Selecting the value greater than specified in dataframe
body: <p>I've to select only one value that is greater than the specified value(let's say 14.92) in a dataframe. My dataframe have only one column.</p>
  
  <p>I'm trying something like this</p>
  
  <pre><code>value &lt;-data[which(data[,X4]&gt;14.9),]
  </code></pre>
  
  <p>I am expecting a single value that is equal to to greater than specified value i.e 14.9</p>