title: How to add a string of variable into data frame
body: <p>How to add a column, which a predefined string of factors as a fourth column into  anexisting data frame.</p>
  
  <p>I have a tibble of 5X3 .,</p>
  
  <p>I want to add a string of variables <code>status &lt;- c(0,0,1,1,0)</code> as  a fourth column. 
  How can I do that?</p>
  
  <pre><code># New column to add
  status&lt;- c(0,0,1,1,0)
  
  # dataset
  test&lt;- structure(list(id = 1:5, weight = 63:67, height = 171:175), row.names = c(NA, 
  -5L), class = c("tbl_df", "tbl", "data.frame"))
  </code></pre>