Variable turned out to have "Inf" and "NA's" from math function : <p>Why variable "rate" turned out to have "Inf" and "NA's" from simple math function?`rate=(outcome/pop19)*100000</p>

<p>I did the exact same calculation for "rate" on its parent data with no problem. "Compplot" is simply a subset of fewer variables. </p>

<p><a href="https://i.stack.imgur.com/29w5A.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/29w5A.png" alt="My data summary"></a></p>
