Hi. I have two questions. Need formula help.
Need to figure out a formula for Cumulative Fail Rate Month by Month.
PASSED FAILED
Jan 0 0
Feb 0 0
Mar 0 3
Apr 3 1
May 5 6
Jun 2 0
Jul 4 0
Aug 4 0
Sep 21 0
Oct 3 0
Nov 12 1
Dec 6 0
Formula to accomplish the following:
1. Look at...