title: 3D scatterplots in sage
body: <p>Is it possible to create 3D scatterplots in <a href="http://sagemath.org/" rel="noreferrer">sage</a>?</p>
  
  <p>By scatterplot I mean graph like this:
  <img src="https://i.stack.imgur.com/Ry9Zh.png" alt="alt text"></p>