短語詞組短語tailed hypothesis test 雙側假設檢驗one -tailed hypothesis test 單尾假設檢驗left -tailed E test 左尾檢定two -tailed d test 雙側檢驗TWO -TAILED HYPOTHESIS TEST 假設測試right -tailed test 右尾檢定;右側檢驗 返回 tailed test