From 3f68e99707680dabfb66e34c8f5ab430f619879e Mon Sep 17 00:00:00 2001 From: Loic Guegan Date: Wed, 18 Oct 2023 22:14:14 +0200 Subject: [PATCH] Minor changes --- source/statistics/metrics.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/source/statistics/metrics.rst b/source/statistics/metrics.rst index 4e7c51d..c86ef8a 100644 --- a/source/statistics/metrics.rst +++ b/source/statistics/metrics.rst @@ -122,7 +122,7 @@ When computing the standard deviation of :math:`X`, we have: s^2=\frac{\sum_{i=0}^n (x_i-\overline{x})^2}{n} In this case, the degree of freedom is :math:`n-1`. As the mean is already known, only :math:`n-1` -of the :math:`x_i` are allowed to vary. By knowing :math:`n-1` of the :math:`x_i`, we can deduce the last +of the :math:`x_i` are allowed to vary. In fact, by knowing :math:`n-1` of the :math:`x_i`, we can deduce the last one as follow: .. math::