R語言：t檢定檢驗樣本平均數

RStudio執行結果：

> #檢驗樣本平均數 > x <- c="" span="">> x [1] 1 2 3 4 5 6 7 8 9 10 > t.test(x) One Sample t-test data: x t = 5.7446, df = 9, p-value = 0.0002782 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 3.334149 7.665851 sample estimates: mean of x 5.5

> T檢定：t.test => 檢定平均數是否相等 F檢定：var.test => 檢定平均數是否相等 ref: https://sites.google.com/site/rlearningsite/inference/ttest  http://ccckmit.wikidot.com/st:test1 http://ccckmit.github.io/stbook/htm/test1.html

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