From 1bbcd3f92f926eb373c191c521fe4160bcfa47c8 Mon Sep 17 00:00:00 2001 From: zleyyij Date: Fri, 9 Feb 2024 15:18:49 -0700 Subject: [PATCH] vault backup: 2024-02-09 15:18:49 --- education/statistics/Hypothesis Tests.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/education/statistics/Hypothesis Tests.md b/education/statistics/Hypothesis Tests.md index 4e400e7..06c37c5 100644 --- a/education/statistics/Hypothesis Tests.md +++ b/education/statistics/Hypothesis Tests.md @@ -55,7 +55,7 @@ If the p-value is greater than *5*%, fail to reject the null hypothesis. (Ch 28, stat 1040) ## Goodness of fit tests -This test is used when you have one qualitative var +This test is used when you have one qualitative variable with many categories, eg the (color, size, shape) of an (item). The $\chi^2$ curve does not follow the normal curve. It has a long right hand tail. As the degrees of freedom go up, the curves flatten out, and the hump moves out to the right.