https://acsdatacommunity.prb.org/discussion-forum/f/forum/699/statistical-testing-tool---does-this-work-for-percents Hello, I&#39;m interested in using this Statistical Testing Tool ( https://www.census.gov/programs-surveys/acs/guidance/statistical-testing-tool.html ) to compare &#39;10-&#39;14 to &#39;15-&#39;19, but for percentages rather than for estimates. The examples all showen-USTelligent Community 11https://acsdatacommunity.prb.org/thread/1687?ContentTypeID=1Wed, 03 Mar 2021 19:09:44 GMT3e86467a-1916-4e54-a922-55a4945229ec:98a46e66-3eaf-423b-9e05-c7bd4b0145d1Diana Lavery<p>Thank you so much Mary!</p><div style="clear:both;"></div>https://acsdatacommunity.prb.org/thread/1683?ContentTypeID=1Wed, 03 Mar 2021 14:08:44 GMT3e86467a-1916-4e54-a922-55a4945229ec:ed019497-c571-4861-aa69-61defd6826ecMary Ana McKay<p>The tool works for both number and percentage estimates. You do not have to separate the percentage into a numerator or denominator to test the significance. If the numerator and denominator are statistically different, it does not guarantee that the percentages would be significantly different.</p><div style="clear:both;"></div>