Describe 襷_蟯覿 here


殊伎 蟯螻
R 蟯覿 cor.test 襯 . 覯 螳. 覲 x y 殊伎 蟯螻襯 蟲る れ螻 螳 覃 .
cor.test(x,y)

蟆郁骸 れ螻 螳.
        Pearson's product-moment correlation

data:  x and y 
t = 12.3142, df = 48, p-value = 2.220e-16
alternative hypothesis: true correlation is not equal to 0 
95 percent confidence interval:
 0.7831722 0.9253898 
sample estimates:
      cor 
0.8715312

襴所
螳れ p=0, 襴所れ p0朱 . 願 覦蠑瑚 苦朱 alternative 旧 . 襴所れ p<0企 alternative="less", p>0企 alternative="greater"手 企.
cor.test(x, y,alternative="less")
cor.test(x, y,alternative="greater")

襤郁規螳
襤郁規螳 蠍磯蓋 95%企. 覦蠑瑚 矩る conf.level 旧 . れ 襤郁規螳 99%襦 れ 蟆曙磯.
cor.test(x,y,conf.level=0.99)

ろ殊企 蟯螻 貅 蟯螻
殊伎 蟯螻 ろ殊企 蟯螻 貅 蟯螻 襯 蟲螻 苦朱 method 旧 .
cor.test(x,y,method="spearman") # ろ殊企 蟯螻
cor.test(x,y,method="kendall") # 貅 蟯螻

蟯螻
るジ 覈螻 襷谿螳讌襦 蟯覿 蟯螻 . 譬覲 襴 觜螻 覿 覲れ 襴暑襦 譴.
cor.test(~ x + y)