r:lecture
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r:lecture [2015/11/05 10:03] – hkimscil | r:lecture [2015/11/05 14:19] (current) – hkimscil | ||
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qqline(x) | qqline(x) | ||
+ | ====== 함수만들기 ====== | ||
+ | se = function(x) sd(x)/ | ||
+ | ====== 시뮬레이션 ====== | ||
+ | set.seed(1234) | ||
+ | height = rnorm(n=100000, | ||
+ | mean(height) | ||
+ | |||
+ | |||
+ | M=NULL | ||
+ | V=NULL | ||
+ | for (i in 1:10000) { | ||
+ | x=sample(height, | ||
+ | M[i]=mean(x) | ||
+ | V[i]=var(x) | ||
+ | } | ||
+ | |||
+ | ====== t-test ====== | ||
+ | x = c{15.5, 11.21, 12.67, 8.877, 12.15, 9.88, 2.06, 14.5, 0, 4.97} | ||
r/lecture.1446687237.txt.gz · Last modified: 2015/11/05 10:03 by hkimscil