My second thought was, "Testing is so much better than not testing, this is still worthwhile."
Seriously, if you aren't testing, do it. If you are, this is something to graduate out of.
After enabling the bookmarklet, you click the numbers you need and then it sends it to an A/B testing calculator hosted by the folks who made ABBA
Project: https://github.com/yahelc/ABBA-bookmarklet Sends to here: http://www.thumbtack.com/labs/abba/
My second thought was, "Testing is so much better than not testing, this is still worthwhile."
Seriously, if you aren't testing, do it. If you are, this is something to graduate out of.