From 14ea8cbefe7c29f754c29cb9454545a51895bcd7 Mon Sep 17 00:00:00 2001 From: Youwen Wu Date: Mon, 10 Feb 2025 22:10:26 -0800 Subject: [PATCH] auto-update(nvim): 2025-02-10 22:10:26 --- documents/by-course/pstat-120a/course-notes/main.typ | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/documents/by-course/pstat-120a/course-notes/main.typ b/documents/by-course/pstat-120a/course-notes/main.typ index 7469228..e84d6e9 100644 --- a/documents/by-course/pstat-120a/course-notes/main.typ +++ b/documents/by-course/pstat-120a/course-notes/main.typ @@ -1301,7 +1301,7 @@ $ #definition[ For an integer valued random variable $X$, we say $X ~ "Poisson"(lambda)$ if it has p.m.f. - $ P(X = k) = e^(lambda) lambda^k / k! $ + $ P(X = k) = e^(-lambda) lambda^k / k! $ for $k in {0,1,2,...}$ for $lambda > 0$ and