title: Replace values in Tidy Table
body: <p>I have ta table with count data: I am trying to remove all non-zero values with one. 
  <a href="https://i.stack.imgur.com/OmaIV.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/OmaIV.png" alt="enter image description here"></a></p>
  
  <p>This is what I have tried: </p>
  
  <pre><code>div.summary&lt;- raw.data %&gt;% select (Site, 5:55) %&gt;% 
    group_by(Site) %&gt;% summarise_all(sum) %&gt;%  mutate_if(replace(2:52, &gt;0, 1))
  </code></pre>