"R t검정"의 두 판 사이의 차이

(새 문서: ==개요== ;R t.test() <source lang='r'> t.test(1:10, y = c(7:20)) ## ## Welch Two Sample t-test ## ## data: 1:10 and c(7:20) ## t = -5.4349, df = 21.982, p-value = 1.855e-05 ##...)
 
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==같이 보기==
==같이 보기==
* [[R prop.test()]]
* [[R prop.test()]]
* [[T 검정]]
* [[t-검정]]


==참고==
==참고==

2019년 5월 10일 (금) 21:56 판

1 개요

R t.test()
t.test(1:10, y = c(7:20))
## 
## 	Welch Two Sample t-test
## 
## data:  1:10 and c(7:20)
## t = -5.4349, df = 21.982, p-value = 1.855e-05
## alternative hypothesis: true difference in means is not equal to 0
## 95 percent confidence interval:
##  -11.052802  -4.947198
## sample estimates:
## mean of x mean of y 
##       5.5      13.5
t.test(1:10, y = c(7:20, 200))
## 
## 	Welch Two Sample t-test
## 
## data:  1:10 and c(7:20, 200)
## t = -1.6329, df = 14.165, p-value = 0.1245
## alternative hypothesis: true difference in means is not equal to 0
## 95 percent confidence interval:
##  -47.242900   6.376233
## sample estimates:
## mean of x mean of y 
##   5.50000  25.93333

2 같이 보기

3 참고

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