# beta group significance: what does "n" refer to under "group" in the group significance plots?

**URL:** https://forum.qiime2.org/t/beta-group-significance-what-does-n-refer-to-under-group-in-the-group-significance-plots/11328
**Category:** User Support
**Created:** [August 30, 2019, 3:39pm UTC](https://forum.qiime2.org/t/beta-group-significance-what-does-n-refer-to-under-group-in-the-group-significance-plots/11328 "2019-08-30T15:39:59Z")
**Posts on this page:** 1
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### Author: ![ebolyen](https://forum.qiime2.org/user_avatar/forum.qiime2.org/ebolyen/32/11_2.png) [@ebolyen](https://forum.qiime2.org/u/ebolyen)
#### Post date: [August 30, 2019, 10:50pm UTC](https://forum.qiime2.org/t/beta-group-significance-what-does-n-refer-to-under-group-in-the-group-significance-plots/11328/8 "2019-08-30T22:50:07Z")

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Hey @John_Blazier,

Check out [this post](https://forum.qiime2.org/t/unifrac-significant-group-over-inflating-ns/1043/3) which explains where those numbers come from (it's the number of pairwise comparisons within a group which make up the distribution).

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