Differences

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--- variance:rs2 [2026/03/10 23:19] – created hkimscil
+++ variance:rs2 [2026/03/10 23:29] (current) – removed hkimscil
@@ Line 1: / Line 1: @@
-<code>
-rnorm2 <- function(n,mean,sd) { mean+sd*scale(rnorm(n)) }
-set.seed(1)
-a <- rnorm2(100000000, 100, 10)
-head(a)
-tail(a,20)
-m.a <- mean(a)
-sse.a <- sum((a-m.a)^2)
-n.a <- length(a)
-df.a <- n.a - 1
-sse.a / n.a
-sse.a/ df.a
-</code>