*** We welcome your feedback! This add-on is currently in beta, feel free to contact me at support@statsmachina.com for any enquiries *** How to use: (1) Go to Add-ons > Manage Add-ons. (2) Click on the three dots for StatsMachina and "Use in this document" if it it not ticked yet. (3) Start typing a formula with "=AB_" to see the list of formula in autocomplete. Stats Machina makes it very easy to know whether an A/B test's results are significant. Based on a stats API, this add-on for Google Sheets allows you to calculate confidence levels and uplift confidence bounds within your existing reports. For more info, and to learn more about the stats API, visit statsmachina.com.