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/gist:8f4a5f5c1adfde3b67e1 Secret

Created February 17, 2013 18:49
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gistfile1.r
n<-2000 #sample size
std<-1.0 #std dev
sm<-6283/n #sample mean
t.cv<-qt(0.95,n-1) #t-critical value for 95% conf interval
c(sm-(t.cv*(std/sqrt(n))), sm+(t.cv*(std/sqrt(n)))) # 3.104703 3.178297
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