title: "min() arg is an empty sequence"
body: <p>I created a function that consumes a list of values and produces the average. However it only works when I use integer values. I get the following error when I make the values into floats:</p>
  
  <blockquote>
    <p>min() arg is an empty sequence</p>
  </blockquote>
  
  <p>What's wrong here. If it works for integers, why not floats. How do I fix this?</p>